TY  - BOOK
AU  - Vlasov K A Ed.
AU  -  Lerman Z Tr.
TI  - geog,,,,,,,,,,,,,, Angola and mineralogy of rare elements and genetic types of their deposits
U1  - H1192, K6.3 
PY  - 1966///
KW  -  Geochemistry
KW  - Geology
ER  -