TY  - BOOK
AU  - Modelevskij, M. S.
AU  - Égel', L. E.
ED  - Seminar on modern methods of prospecting and exploration for mineral deposits for experts from the ECA member-countries
TI  - Classification of reserves and resources of minerals used in the USSR
PY  - 1976///
CY  - M.
KW  - Москва
KW  - Д450.7
KW  - rubbk
ER  -