The Tommotian stage and the cambrian lower boundry problem
By: editor: M.E. Raaben ; translator: S. Guha.
Contributors: Raaben, Mariia Evgen'evna.; Geologiin Khureelen (BNMAU-yn Shinzhlekh Ukhaany Akademi).
Series: Trudy (Geologicheskii institut (Akademiia nauk SSSR)) -- vyp. 206
Publisher: Published for the United States Dept. of the Interior and the National Science Foundation by Amerind Publishing
Published: 1981
Place of publication: Washington
Language: eng
Number of pages: 359
Subjects: Paleontology -- Cambrian
Other titles: Tommotskii Yarus i Problema Nizhnei Granitsy Kembriya. English.
Notes: Translation of the Russian: Tommotskii Yarus i Problema Nizhnei Granitsy Kembriya.

At head of t.p.: Akademiia Nauk SSSR. Ordena Trudovogo Krasnogo Znameni. Geologicheskii Institut.

Reprint. Originally published: Moscow : Nauka,1969.