TY  - BOOK
AU  - Borshch- Komponients , V.
AU  - Fedorow, B.
TI  - Elementary plane and mine surveying
U1  - 526.9 
PY  - 1986///
CY  - Moscow
PB  - Mir
KW  - Field work
KW  - leveling
KW  - Mathematical geography
KW  - Mine survey
KW  - Plane surveying
ER  -