TY  - BOOK
AU  - Kaiser,K.M.
AU  - Mitra,P.K.
AU  - Sinha,K.V.
ED  - Central Mining Research Station
TI  - Study of mine ventilation standards
U1  - 622.(54) 
PY  - 1967///
CY  - Dhanbad
PB  - Central Mining Research Station
ER  -