Indian Coals : Quality Evaluation Data, Jharia Coalfield Vol.2
Basak, P K
Indian Coals : Quality Evaluation Data, Jharia Coalfield Vol.2 / Basak, P K. - Dhanbad Central Fuel Research Institute 1978 - xvii,450p.
STATISTICS
COAL
Indian Coals : Quality Evaluation Data, Jharia Coalfield Vol.2 / Basak, P K. - Dhanbad Central Fuel Research Institute 1978 - xvii,450p.
STATISTICS
COAL