TY - BOOK ED - National Seminar on Recent Advances in Geology of Coal and Lignite Basins of India TI - Proceedings of National Seminar on Recent Advances in Geology of Coal and Lignite Basins of India [held in Calcutta from 5th to 7th December, 1997] = राप्ट्रिय संगोप्टि कार्यावली भारत के कोयला और लिग्नाइट द्रोणों के भूविझान नें आधुनिकतम प्रगति T2 - Special publication/Geological Survey of India (Kolkata) U1 - 553.2206054 22 PY - 2001/// CY - Kolkata PB - Geological Survey of India KW - Coal KW - Geology KW - India KW - Lignite N1 - Includes bibliographical references ER -