TY  - BOOK
AU  - Wali,Mohan K.
ED  - International Congress for Energy and the Ecosystem
TI  - Ecology and coal resource development: based on the International Congress for Energy and the Ecosystem, held at the University of North Dakota, Grand Forks, North Dakota, 12-16 June, 1978 
SN  - 0080238637
U1  - 333.82 23
PY  - 1979///
CY  - New York
PB  - Pergamon Press
KW  - Coal
KW  - Congresses
KW  - Coal mines and mining
KW  - Energy policy
KW  - Environmental protection
N1  - Vol. 2-
ER  -