TY - RPRT TI - The Sohagpur Coalfield Project - A collaborative study of potential coking coal resources by the Geological Survey of India and the U.S. Geological Survey AU - Robert C. Milici AU - Abhijit Mukhopadhyay AU - Peter D. Warwick AU - S. Adhikari AU - Edwin R. Landis AU - S.K. Mukhopadhyay PY - 2003 UR - https://pubs.usgs.gov/publication/70195464 ID - 70195464 ER -