TY  - BOOK
AU  - CONCLUSIONS ON THE PROJECT MATERIALS AND RECOMMENDATIONS ON THE DEVELOPMENT OF COAL MINING IN THE KORBA COALFIELD
TI  - Conclusions on the Project Materials and Recommendations on the Development of Coal Mining in the Korba Coalfield
U1  - 338.476626 
CY  - New Delhi, 1957
KW  - Production Economics
ER  -