TY  - BOOK
AU  - Rzhevsky, V.V.
AU  - Semyonov, S. M.
TI  - Opencast mining: unit operations 
U1  - 622.292 
PY  - 1985///
CY  - Moscow
PB  - Mir Publishers
KW  - Strip mining
N1  - Includes bibliographical references (p.466-467) and index
ER  -