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International Symposium on Underground Engineering: 14-17 April, 1988, New Delhi, India : proceedings

International Symposium on Underground Engineering: 14-17 April, 1988, New Delhi, India : proceedings / Central Mining Research Station - New Delhi: Oxford & IBH Publishing Co. Pvt. Ltd., 1988 - 530p.

9788120403024


Science

Engineering

624.19.035(082.2) / M8.1