Indian Coals : Quality Evalutation Data, Raniganj, Barjora, Deoghar and Rajmahal Coalfields Vol.1

Basak, P K

Indian Coals : Quality Evalutation Data, Raniganj, Barjora, Deoghar and Rajmahal Coalfields Vol.1 / Basak, P K. - Dhanbad Central Fuel Research Institute 1978 - xvii,459p.


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