A technical report on integrated geophysical studies in the Koyna hydroelectric project area of Maharashtra State, India edited by R.N. Athavale and Mohan Indra - Hyderabad National Geophysical Research Institute 1976 Subjects--Topical Terms: Geophysical StudiesHydro Electric ProjectKoyna Universal Decimal Class. No.: 550.3.621.311.2(547.1) / ATH