Keller, B.M. 
1952 Rifeiskie otlozheniya krasvykh progibov Russkoi platformy. 
Trudy In-ta geol. Nauk SSSR, vyp. 109, geol. ser. 37: 62 pp. 
1959 Problems of the later Precambrian (in Russian). Priroda 9: 30-38. 
1960 New dataon the stratigraphy of the Upper Proterozoic (Riphaean, 
Sinian) (in Russian). Vestn. Moscow Univ. (4) Geol., pp. 27-39. 
Keller, B.M. editor 
1963 Oil and gas possibilities in the Upper Precambrian of the USSR. In 
Stratigraphy of the USSR, Upper Precambrian, pp. 655-657, 
Moscow. Translated by M.F. Glaessner, with minor deletions. 
1964 Rifeiskaya gruppa. In Geologiva dokembriya. Mezhd. geol.kon- 
gress, 22 Sessiya, Dokl. sov. geologov, Nedra problema 10. 
1966 Unities of general scale of the Precambrian. Acad. Sci. USSR, 
Doklady 171(6). 
1966 Vendskii Kompleks Urala. Sov. Geol. 5. 
1968  Verkniy proterozoy Russkoy platformy (Rifei i Vend). (Upper 
Proterozoic of the Russian Platform (Riphean and Vendian.) 
Ocheri po regional’noy geologii SSSR 2: 101 pp. 
1969  Onthe work of the Urals section of the Conference on stratigraphy 
of the boundary Precambrian-Cambrian strata. (Ufa, 1967). Akad. 
Nauk SSSR, Izv., Ser. Geol. 7: 152-154. 
1971  Vend i yudomii. Byull. MOIP, otd. geol. 46(3): 19-26. 
1973. Vendian, Yudomian, and terminal riphian (vendomian). Akad. 
Nauk SSSR, Izv., Ser. Geol. 1: 86-92. 
1973. The Riphean and its position in the universal stratigraphic scale of 
the Precambrian (in Russian). Sov. geol. 6: 3-17. 
Keller, B.M., E.M. Aksenov, B.G. Korolev, I.N. Krylov, A. Yu. Rozanov, 
M.A. Semikhatov, and N.M. Chumakov 
1974. Vendomii (terminalnyi rifei) i ego regionalnye podrazdeleniya. 
Stratigrafiva. Paleontologiva, Itogi Nauki i Tekhniki, Moscow 5: 
125 pp. 
Keller, B.M. and M.A. Fedonkin 
1976 New fossil localities in the Valdai Series of the River Suzme. /zv. 
Akad. Nauk SSSR, Geol. Ser., 1976 (3): 38-44 (in Russian). 
Keller, B.M., G.A. Kazakov, I.N. Krylov, S.V. Nuzhnov, and M.A. 
Semikhatov 
1960 New data on the stratigraphy of the Riphaean Group (Upper Pro- 
terozoic) (in Russian). [zv. Akad. Nauk SSSR 12; 26-41. 
Keller, B.M., V.G. Korolev, and I.N. Krylov 
1965 Surla division de Proterozoique supérieur du Tjan’-Shan’ (in Rus- 
sian). Akad. Nauk Kasakh. SSSR, Izv. Ser. Geol. 4; 101-115. 
Keller, B.M., V.G. Korolev, M.A. Semikhatov, and N.M. Chumakov 
1968 The main features of the Late Proterozoic paleogeography of the 
USSR. Int. Geol. Congress Rept. 23rd Sess., Czechoslovakia, 
Proc. Sect. 4: 189-202. 
Keller, B.M., N.I. Polevaya, and M.A. Semikhatoy 
1973 The Late Precambrian: Correlation of Riphean sections; geo- 
chronological scale of the Riphean (in Russian). In Geokhronolog- 
iva SSSR, Izd. Nedra, Leningrad, Otd. 
Keller, B.M. and M.A. Semikhatov 
1968 The main sections of the Riphean of the continent. In Results of 
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