Pareek, H. S. Progress of coal petrology in India H. S. Pareek - Bangalore Geological Society of India 2004 - xv+184p. bibl, figs, plates, refs, tables - Geological Society:Memoirs, 57 . 1 map ISBN: 81-85867-62-3 Subjects--Topical Terms: Coal PetrologyGondwana CoalsLignitesPetrology Universal Decimal Class. No.: 552-032.35 / PAR