On the two-member division of the Asselian Stage in the Mezen River basin based on the study of fusulinids

References

1. Barkhatova V. P. New in the stratigraphy of the Carboniferous and Permian of the Northern Timan. DAN SSSR, vol. 119, No. 5, 1958. (in Russian)
2. Grozdilova L. P., Lebedeva N. S. Lower Permian foraminifera of the Northern Timan. Tr. VNIGRI, iss. 179, 1961. (in Russian)
3. Grozdilova L. P. Foraminifera of the Upper Carboniferous of the Northern Timan. Tr. VNIGRI, iss. 250, 1966. (in Russian)
4. Rauser-Chernousova D. M. Stratigraphy of the Upper Carboniferous and Artinskian Stage of the Western Slope of the Urals and Materials to the Fauna of Fusulinids. Tr. GIN AN SSSR, geol. ser., iss. 7, No. 2, 1940. (in Russian)
5. Rauser-Chernousova D. M., Shcherbovich S. E. On the Schwagerin horizon of the Central part of the Russian Platform.Tr. GIN AN SSSR, iss. 13, 1958. (in Russian)
6. Rozovskaya S. E. Fusulinids and biostratigraphic partitioning of the Upper Carboniferous sediments of Samarskaya Luka. Tr. GIN AN SSSR, iss. 13, 1958. (in Russian)