TY  - GEN
AU  - Mutmansky,Jan M.
ED  - Mine Ventilation Symposium
ED  - Society of Mining Engineers of AIME.
TI  - Proceedings of the 3rd Mine Ventilation Symposium: October 12-14, 1987, the Pennsylvania State University, University Park, Pennsylvania 
SN  - 0873350707
PY  - 1987///
CY  - Littleton, Colo.
PB  - Society of Mining Engineers
KW  - Mine ventilation
KW  - Congresses
ER  -