Sks ba khwahr zn. Promoters can significantly affect the activity and selectivity of a catalyst, even at their low concentrations in catalysts. In this work, we designed and synthesized CuO catalysts with atomically dispersed co-promoters of Sn and Zn. When used as the catalyst in the Rochow reaction for the synthesis of dimethyldichlorosilane, this catalyst ...

The nano-Zn deposits induced by ZIF-8 act as Zn nuclei, while the CC with uniform Zn deposition acts as an ion supplementary layer to enhance the stripping/plating rate of Zn . The assembled ZIHC provides a high specific capacitance (302 F g −1 at 0.5 A g −1 ), a high rate capability (188 F g −1 at 20 A g −1 ), and a cycle life of over ...

Sks ba khwahr zn. Aug 10, 2020 · Setelah menjawab apa itu SKS, berikut penjelasan istilah lain dalam kuliah: 1. KRS atau Kartu Rencana Studi. Penyebutan KRS bisa berubah sesuai aturan di tiap perguruan tinggi atau universitas. KRS berisi data lengkap mahasiswa misal identitas, nomor mahasiswa, angkatan, fakultas, jurusan, mata kuliah yang diambil, dan jumlah SKS di semester ...

Khác với các loại súng trường tấn công Assault Rifle thì các loại Sniper Rifle như SKS, VSS, Mini14 hay MK14 lại được sử dụng với nhiều mục đích khác nhau, và nó cũng là thứ vũ khí chủ yếu trong PUBG Mobile khi mà các khẩu Sniper chính gốc như Kar98r hoặc cao cấp hơn nữa như M24 không dễ gì tìm kiếm được.

Oct 11, 2023 · SKS vs. SKS-M. At this time, we also began seeing the SKS-M. With a real name scripted on the side of the receiver rather than a dealer denomination, the SKS-M was most often imported with the shorter 16.5-inch “paratrooper” barrel. And, of course, with dangerous features like the bayonet removed. SKS Will Be Banned In WA. Just thought I would post a reminder about this thread from a while back. It’s in the Washington State legislature as HB/SHB 1240, and has passed the House, and was on the order of consideration to pass the Senate this morning. It’s probably too late, but if you feel like making an impact on this legislation, you ...

Aug 10, 2020 · Setelah menjawab apa itu SKS, berikut penjelasan istilah lain dalam kuliah: 1. KRS atau Kartu Rencana Studi. Penyebutan KRS bisa berubah sesuai aturan di tiap perguruan tinggi atau universitas. KRS berisi data lengkap mahasiswa misal identitas, nomor mahasiswa, angkatan, fakultas, jurusan, mata kuliah yang diambil, dan jumlah SKS di semester ... The safety is easier to reach on the SKS than the AK, but is far less positive and more difficult to actuate with gloved or panic-stricken hands. The biggest difference between the two rifles is ...ซื้อ sks ลดราคาถูกที่สุดที่ Shopee - ดูรีวิว sks พร้อมโปรโมชั่น ส่งฟรี*ทั่วไทย รับโค้ดส่วนลดสุดคุ้ม ช้อปออนไลน์ปลอดภัยได้ตลอด 24 ชั่วโมงที่ ShopeeHooded post front sight, tangent notch rear sight graduated from 100 to 1,000 meters. [4] The SKS ( Russian: Самозарядный карабин системы Симонова, romanized : Samozaryadny Karabin sistemy Simonova, 1945, self-loading carbine of (the) Simonov system, 1945) is a semi-automatic rifle designed by Soviet small arms ... KZ SK10 Specification: 1.Product Name: KZ SK10 TWS Earphones 2.Brand: KZ 3.Name:SK10 4.Bluetoth version: Bluetooth 5.2 5.Color: Black,White,Pink 6.Charging bin weight:About 45g 7.Earphone weight: About 12g(left and right) 8.Charging bay battery capacity: 400 mAh 9.Headphone battery capacity: 48 mAh 10.Earphone single use time: …Nguyên tử khối là gì? Bảng nguyên tử khối hóa học của Brom, Ag, Bari, Kali, Zn, Crom, Ag, Nitơ, Iot, Mg, Mn, Bạc, photpho, Ba, Pb, Canxi, Clo ...The doping of divalent Sr, Ca, and Zn ions at the Ba sites and trivalent Cr and Ga ions at the Fe sites in the M-type BaFe 12 O 19 hexaferrite has been performed via the mechanical alloying of elemental metal oxides and post heat treatment. The structural phase in the material was studied by the analysis of the synchrotron X-ray diffraction patterns and …The SKS rifle is effective at a firing range of 440 yards. Its muzzle velocity 734 m/s (2,411 ft/s) is extremely powerful for its time of conception. The chrome-plated barrel extends to 20 inches on the 520 mm and 22 inches on the M59/66. Furthermore, the SKS carbine features a front and rear sight.1. 1 ข้อสอบ กสพท. ม.ค. ปี 58 1. พิจารณาสัญลักษณ์นิวเคลียร์ของธาตุสมมติต่อไปนี้ 13A 14B 14C 15D 15E 6 6 7 7 8 ข้อใด ถูกต้อง ก. B และ C เป็นไอโซโทปกัน ข. C และ ...

The Cathaysia Block amalgamated with the Yangtze Block along the Jiangshan–Shaoxin Suture at 970 Ma during the Jinning orogenic event (Li and McCulloch, 1996).The Cathaysia Block has recorded intensive Jurassic–Cretaceous magmatism that formed a belt of igneous rocks younging towards the coast (Fig. 1 a; Zhou et al., …Setelah menjawab apa itu SKS, berikut penjelasan istilah lain dalam kuliah: 1. KRS atau Kartu Rencana Studi. Penyebutan KRS bisa berubah sesuai aturan di tiap perguruan tinggi atau universitas. KRS berisi data lengkap mahasiswa misal identitas, nomor mahasiswa, angkatan, fakultas, jurusan, mata kuliah yang diambil, dan jumlah …SKF was founded in 1907. We are represented in around 130 countries, with more than 40 000 employees and 17 000 distributor locations worldwide. Our products are found everywhere in society. In fact, wherever there is movement, SKF’s solutions may be used. We are an important part of the everyday lives of people and companies around the world.

KZ SKS หูฟัง TWS 2 ไดรเวอร์ 1DD+1BA ประกันศูนย์ไทย ราคา 1,590 บาท ประกันศูนย์ไทย 6 เดือน ตามเงื่อนไขการรับประกัน KZ SKSหูฟัง TWS 2 ไดรเวอร์ 1DD+1BA ปร...

The Cd values of sphalerite in the ores range from 0.11 to 0.63 wt%, which suggested that the Mehdiabad Zn-Pb-Ba-(Cu-Ag) mineralization was formed in a …

May 9, 2015 · References. Mullay, J. (1987). “Estimation of atomic and group electronegativities”. Electronegativity.Structure and Bonding. Vol. 66. pp. 1–25. Zn + HCl = ZnCl2 + H2 is a Single Displacement (Substitution) reaction where one mole of solid Zinc [Zn] and two moles of aqueous Hydrogen Chloride [HCl] react to form one mole of aqueous Zinc Chloride [ZnCl 2] and one mole of Dihydrogen [H 2] gas. For some metals Zinc (Zn) into the bottom tube, add 1-2 Ml tube acid solution → Dark gray ... โรงเรียนนวมินทราชินูทิศ สวนกุหลาบวิทยาลัย สมุทรปราการ 261 ...Modern Chemistry. 1st Edition • ISBN: 9780547586632 (2 more) Jerry L. Sarquis, Mickey Sarquis. 2,184 solutions. 1 / 4. Find step-by-step Chemistry solutions and your answer to the following textbook question: Which of the following …สังกะสี (อังกฤษ: Zinc) คือธาตุที่มีหมายเลขอะตอม 30 และสัญลักษณ์คือ Zn สังกะสีอยู่ในตารางธาตุหมู่ 12 ชื่อในภาษาอังกฤษมาจากภาษาเยอรมันว่า Zink เป็นธาตุประเภทโลหะที่มีความไวต่อปฏิกิริยาเคมีพอสมควรกับออกซิเจนและธาตุที่ไม่ใช่โลหะ สังกะสีเมื่อทำปฏิกิริยากับกรดเจือจางจะปล่อยก๊าซไฮโดรเจนออก … See more

โรงเรียนนวมินทราชินูทิศ สวนกุหลาบวิทยาลัย สมุทรปราการ 261 ...The nano-Zn deposits induced by ZIF-8 act as Zn nuclei, while the CC with uniform Zn deposition acts as an ion supplementary layer to enhance the stripping/plating rate of Zn . The assembled ZIHC provides a high specific capacitance (302 F g −1 at 0.5 A g −1 ), a high rate capability (188 F g −1 at 20 A g −1 ), and a cycle life of over ... May 6, 2020 · Heavy. Prices are increasing. Editor’s Note: The SKS is a conventional gas-operated semi-automatic rifle that served the Russian army until the full adoption of the AK-47. It sports 10 rounds of 7.62x39mm ammo inside of an internal magazine, a bayonet lug, and is capped off with a milled receiver. Read full review. As the first reported examples of borates in the Zn–Sc–B–O system, Ba 2 ZnSc(BO 3) 3 and Ba 4 Zn 5 Sc 2 (BO 3) 8 were synthesized through a high-temperature solution method. The structure of Ba 2 ZnSc(BO 3) 3 can be described as ZnO 4 tetrahedra connecting ScO 6 octahedra to form a [ZnScO 9] 13− dimer, which further bonds with seven BO 3 triangles to form a 2 ∞ [ZnSc(BO 3) 3] layer ... Over the past 6 months, the SKS Textiles share price has increased by 0% and in the last one year, it has increased by 0%. The 52-week low for SKS Textiles share price was Rs. and 52-week high was Rs. . Read Less. Registered Address. Gala No. 431 Keval Indust. Est, IV Flr Senapati Bapat LowerPar, Mumbai, Maharashtra, 400013 ...Dec 10, 2019 · The SKS shared the 7.62x39-millimeter cartridge with the AK-47, but the latter’s 30-round detachable magazine gave the Kalashnikov the extra firepower the Red Army craved in the immediate post ... Material: Composite. For Use With SKS Platform. The most straightforward way to modernize an SKS is with an adjustable composite stock, and the FAB Defense M4 Chassis does the job admirably. We really liked the multiple color options and the folding stock, which update a classic carbine in all the right ways. This is a chart of the most common charges for atoms of the chemical elements. You can use this chart to predict whether or not an atom can bond with another atom.The charge on an atom is related to its valence electrons or oxidation state.An atom of an element is most stable when its outer electron shell is completely filled or half-filled.When a polarized wave interacts with a seismic dipping discontinuity, ray theory prescribes that its plane of polarization will be deviated. For an SKS wave, the magnitude of the rotation is governed by the angular separation between the ray direction and the downdip direction on the interface. Thus, by examining the sense of rotation of an ...Field work and petrographic studies indicate that the Zn-Pb-Ba orebodies in the Mehdiabad deposit are hosted by Lower Cretaceous carbonate units of the Taft and Abkuh Formations. Fine- to coarse-grained barite with lesser siderite formed in three stages (S1, S2, and S4), along with a quartz-sulfide stage (S3) with minor quartz, sphalerite ...Jul 18, 2022 · 91. protactinium. 5+. 92. uranium. 3+, 4+, 6+. This is a chart of the most common charges for atoms of the chemical elements. Charge predict whether an atom bonds with another atom. Details. GST Number (GSTIN) 22AAMCS4282R1ZN. Business Name. SKS POWER GENERATION CHHATISGARH LIMITED. Address. VILL BADEJAMPALI, DARAMUDA SKS POWER GENERATION CHHATTISGARH LTD BINJKOT KHARSIA, RAIGARH Chhattisgarh. Pincode. 496001.ไฟสัญญานเตือน แบบหมุนSKS/SKH/SKP. SKS/SKH/SKP. อินพุตแรงดันไฟฟ้า. Φ80. Φ100. Φ150. สัญญาณบีคอน. กำลังหมุน. เตือน (SKH ที่มีข้อมูลจำเพาะของสัญญาณเตือน ...As the first reported examples of borates in the Zn–Sc–B–O system, Ba 2 ZnSc(BO 3) 3 and Ba 4 Zn 5 Sc 2 (BO 3) 8 were synthesized through a high-temperature solution method. The structure of Ba 2 ZnSc(BO 3) 3 can be described as ZnO 4 tetrahedra connecting ScO 6 octahedra to form a [ZnScO 9] 13− dimer, which further bonds with seven BO 3 triangles to form a 2 ∞ [ZnSc(BO 3) 3] layer ... น้ำหนักอะตอม †. อนุกรมเคมีของตารางธาตุ. โลหะแอลคาไล. โลหะแอลคาไลน์เอิร์ท. แลนทาไนด์. แอกทิไนด์. โลหะทรานซิชัน. โลหะหลังทราน ...22. Ti. Titanium. 47.90. 74. W. Tungsten. 183.85. W comes from the German name, wolfram ("wolf dirt," so named because of its presence as an impurity in the mining of tin); in some countries, the element is still called "wolfram".Theory. Qualitative analysis is the systematic approach that involves precipitation reaction to remove cations sequentially from a mixture. The behaviour of the cations toward a set of common test reagents differs from one cation to another and furnishes the basis for their separation. The qualitative analysis of an inorganic mixture is started ...

สังกะสี (อังกฤษ: Zinc) คือธาตุที่มีหมายเลขอะตอม 30 และสัญลักษณ์คือ Zn สังกะสีอยู่ในตารางธาตุหมู่ 12 ชื่อในภาษาอังกฤษมาจากภาษาเยอรมันว่า Zink เป็นธาตุประเภทโลหะที่มีความไวต่อปฏิกิริยาเคมีพอสมควรกับออกซิเจนและธาตุที่ไม่ใช่โลหะ สังกะสีเมื่อทำปฏิกิริยากับกรดเจือจางจะปล่อยก๊าซไฮโดรเจนออก … See moreMALAYSIA’S latest commercial airline SKS Airways Sdn Bhd expects to be profitable once all three pillars of the airline offering passenger, cargo and charter services are up and running within the next five years.SKS Airways director Datuk Rohman Ahmad said for passenger services, the group has plans to cover other new but unserved …Standard Cathode (Reduction) Half-Reaction Standard Reduction Potential E° (volts) Li + (aq) + e-\(\rightleftharpoons\) Li(s)-3.040: Rb + + e-\(\rightleftharpoons ...Shopee มือถือและอุปกรณ์เสริม อุปกรณ์เสริมมือถือ หูฟังมือถือ Kz Sks Tws หูฟังไร้สายบลูทูธ 5.2 1Ba 1Dd ไฮบริดควบคุมเสียงรบกวนตัดเสียงรบกวน Kz Z1 Z3 S2Apr 24, 2021 · The 7.62×39mm was a much more manageable round thanks to its much lower recoil. The SKS also had a 10-round non-detachable magazine that was loaded via a stripper clip. Zn (s) + CuSO 4 (aq) → ZnSO 4 (aq) + Cu (s) This concept has several practical applications in the extraction of metals. For example, titanium is extracted from titanium tetrachloride via a single displacement reaction with magnesium. Thus, the reactivity series of metals can also be used to predict the outcome of single displacement reactions.The nano-Zn deposits induced by ZIF-8 act as Zn nuclei, while the CC with uniform Zn deposition acts as an ion supplementary layer to enhance the stripping/plating rate of Zn . The assembled ZIHC provides a high specific capacitance (302 F g −1 at 0.5 A g −1 ), a high rate capability (188 F g −1 at 20 A g −1 ), and a cycle life of over ...

Banish 30. $999. or $249.75 with an eZ-Pay Plan. The most versatile suppressor in the Banish line, the Banish 30 works with all of your rifle calibers from .17 to .30 caliber magnums. Modular Suppressor ( 7″ or 9″) Below hearing safe. Multi-Caliber .17 to .300 WBY. Length: 7” or 9”. Weight: 11.2 or 14.3 oz.Listed below are the key features of the Bharat Financial Inclusion Microfinance Mid-Term Loan (MTL) Vriddhi: Minimum loan amount for the first loan: Rs.9,100. Maximum loan amount for the first loan: Rs.15,010. Subsequent loan will be disbursed for higher amounts. Maximum loan amounts depend on the borrower's credit history and past performance ... The Hetaoping ore district in Baoshan City, Yunnan Province, is one of the major localities of Pb-Zn polymetallic skarn deposits in China, where geophysical and geochemical surveys play an important role in exploring Pb-Zn polymetallic mineral resources. Based on the exploration and prospecting carried out at the periphery of the …The main difference between the BA and the BS is the subject matter. BA degree coursework tends to focus on critical thinking, communication, and holistic learning, whereas BS degree coursework tends to focus on logic, reasoning, and quantitative skills. Otherwise, the two are not that different. In most cases, you’ll choose a major (the ...PDF | This paper reports the comparative study of the microstructure, melting point, hardness and electrical resistivity of as-cast eutectic Sn-8.8 wt.%... | Find, read …Plant Growth-Promoting Traits of B. amyloliquefaciens Strain sks_bnj_1 Multiple plant growth-promoting traits of B. amyloliquefaciens strain sks_bnj_1 are given in Table 2. …โรงเรียนนวมินทราชินูทิศ สวนกุหลาบวิทยาลัย สมุทรปราการ 261 ...Consequently, the PMCNA additive can enable the Zn//Zn battery with an ultrahigh depth of discharge (DOD) of 90.0% for over 420 h, the Zn//active carbon (AC) capacitor with long cycling lifespan ...The Sichuan–Yunnan–Guizhou metallogenic province of Southwest China contains more than 200 Mt of Pb–Zn ore in carbonate-hosted Pb–Zn deposits, representing ~ 27% of the total Pb and Zn resources of China. Sources of metals and pathways of ore-forming fluids were elucidated through a study of the Pb–Zn–S–Cd isotopic compositions …The SKS is a Soviet semi-automatic carbine chambered for the 7.62×39mm round, designed in 1943 by Sergei Gavrilovich Simonov. In the early 1950s, the Soviets took the SKS carbine out of front-line service and replaced it with the AK-47 however, the SKS remained in second-line service for decades.ธาตุกึ่งโลหะs. ความหมายสีของเลขอะตอม: เลขอะตอมของธาตุที่มีสี จะเป็นธาตุที่เป็นของเหลวที่. เลขอะตอมของธาตุที่มีสี จะเป็น ...Maße Aufputzausführung: SKS/BA (H x B x T) 113 x 79 x 53,5 mm Maße Unterputzausführung: SKSU/BA (H x B x T) – Frontplatte 135 x 101 x 3 mm – UP-Kasten 113 x 79 x 53,5 mm Summer: 12 V, 85 dB (10 cm) Stromaufnahme: ca. 25 mA Belastbarkeit der Kontakte: 60 V DC, 500 mA Betriebstemperatur: – 20 °C bis + 60 °C Schutzart: IP 54 Tribological properties of tin (Sn)-zinc (Zn) hybrid coating on bronze were evaluated in lubricated condition mating with a chromium alloy steel (Japanese Industrial Standards, JIS SUJ2) flat surface.Corresponding to the As, bioaccessible concentrations of Cu and Zn in the simulated gastric solution strongly correlated with total and oxalate-soluble concentrations of the corresponding metal (Cu: R 2 > 0.97, p < 0.001, and Zn R 2 > 0.99, p < 0.001), implying that reactive Fe(III) (hydr)oxides are the major source for soluble Cu and Zn in the ...Elements. Atomic Radius of Elements (pm) 1. Hydrogen (H) 120 pm. 2. Helium (He) 140 pm. 3.The results show low Cu and Zn levels which reflect natural conditions in relation to the area of geological nature. It also highlights the presence of Pb contamination (2.29 to 91.86µg/g).Caliber: 7.62x39mm Barrel Length: 20" Action: Semi-Automatic Frame: Steel Frame w/ Wooden Stock Magazine Capacity: 10rds Magazine Type: Fixed Sights: Adjustable Iron Sights Bayonet: Spike Bayonet Cleaning Rod: Rifles may or may not come with a cleaning rod, although most do Condition: Military Turn-In Rifle; Condition Varies

KZ SKS 1DD+1BA Hybrid Earphones Bluetooth 5.2 TWS headphonerue True Wireless Noise Touch Control Cancelling Sport Game Headset bluetooth: 5.2 chip: QCC3040 Charging time: 3 hours Charging Bin Power: 400mA Charging Bin Weight: about 45g Earphone Weight: about 5g/piece Earphone Size: 16*21*23(mm) Charging Bin Size: …

Besides being is the most comprehensive metal properties database and knowledge source worldwide, with more than 10,000,000 property records for over 350,000 alloys, Total …

The electron transfers for CuO(110) with Sn or Zn doping and Sn-Zn pair doping are calculated as well, and the results are summarized in Table S8 in the online …Abstract. Herein, a highly active Z-scheme SnS/Zn 2 SnO 4 photocatalyst is fabricated by a one-step hydrothermal route. The structure, composition, photoelectric …KZ SKS หูฟัง TWS 2 ไดรเวอร์ 1DD+1BA ประกันศูนย์ไทย ประกันศูนย์ไทย 6 เดือน ตามเΤο λήμμα παραθέτει τις πηγές του αόριστα, χωρίς παραπομπές. Βοηθήστε συνδέοντας το κείμενο με τις πηγές χρησιμοποιώντας παραπομπές, ώστε να είναι επαληθεύσιμο. Το πρότυπο τοποθετήθηκε χωρίς ημερομηνία.The “ SK” Serrated Locking Washer and “NSK” (improved design) prevent self-loosening of screwed joints and damage to the bearing surfaces and consequent variations in the …Oct 11, 2023 · SKS vs. SKS-M. At this time, we also began seeing the SKS-M. With a real name scripted on the side of the receiver rather than a dealer denomination, the SKS-M was most often imported with the shorter 16.5-inch “paratrooper” barrel. And, of course, with dangerous features like the bayonet removed. 6. Sophomore: tahun kedua jenjang sarjana. 7. Terminal degree: gelar tertinggi yang diberikan dalam bidang tertentu.. 8. Co-curricular: ekstrakurikuler. 9. Full-load: jumlah mata kuliah atau SKS yang harus diambil selama kuliah atau jumlah SKS minimal yang harus diambil agar memenuhi syarat beasiswa tertentu. 10.Jun 30, 2023 · The Norinco SKS, a Chinese-made variant, is popular among firearm enthusiasts. Known for its robust construction, the Norinco SKS offers a reliable shooting experience. The rifle features a detachable 10-round box magazine, an adjustable iron sight, and a bayonet lug. Its affordability and availability make it a favorite among shooters on a budget.

craigslist idaho coeur dkhwrdn mmhsks az kwn ayranysksy hshry ayrany Sks ba khwahr zn jennifer white aflam sks mtrjmh [email protected] & Mobile Support 1-888-750-8241 Domestic Sales 1-800-221-6411 International Sales 1-800-241-6275 Packages 1-800-800-2315 Representatives 1-800-323-5329 Assistance 1-404-209-8639. For 75 Years SSK has been focused on creating the best quality products for athletes. At SSK we pride ourselves on breaking norms by combining our long standing heritage with new cutting edge technology to create the best products for …. ks ayranb FAB Defense M4 SKS Stock System $262.99. ATI SKS Fiberforce Dragunov Stock $96.95. FAB Defense M4 SKS SB Stock System, w/ Shock Absorbing M4 Tube & Buttstock $324.99. ATI Monte Carlo SKS Stock - Black $124.95. ATI SKS Monte Carlo Stock in Woodland Brown $119.95. FAB Defense UAS SKS Stock System $221.99. Matador Arms SABERTOOTH MKII SKS Aluminum ... SKS Parashar's 19 research works with 324 citations and 3,220 reads, including: supplementary material_2021_nanomedicine.pdf ... Another vibrational mode at 618 cm −1 , observed for the Zn 0.95 ... klyp sksy ayranyaa James P. Birk. Arizona State University. Most common oxidation states: +2. M.P. 420o. B.P. 907o. Density 7.13 g/cm3. Characteristics: Zinc is a bluish-gray metal. Quite active; burns readily in air to form white ZnO ZnO and combines with many nonmetals. pwrn farsysks zn ayran New Customers Can Take an Extra 30% off. There are a wide variety of options. Nguyên tử khối là gì? Bảng nguyên tử khối hóa học của Brom, Ag, Bari, Kali, Zn, Crom, Ag, Nitơ, Iot, Mg, Mn, Bạc, photpho, Ba, Pb, Canxi, Clo ...SKS Will Be Banned In WA. Just thought I would post a reminder about this thread from a while back. It’s in the Washington State legislature as HB/SHB 1240, and has passed the House, and was on the order of consideration to pass the Senate this morning. It’s probably too late, but if you feel like making an impact on this legislation, you ... References. Mullay, J. (1987). “Estimation of atomic and group electronegativities”. Electronegativity.Structure and Bonding. Vol. 66. pp. 1–25.