Bihar Nepal earthquake August 20 , 1988 Geological Survey of India - Calcutta Geological Survey of India 1988 - 104 p figs; refs - Geological Survey of India, Special Publication No. 31 . Subjects--Topical Terms: Geological Survey Of IndiaGsiBihar-nepal EarthquakeEarthquake Universal Decimal Class. No.: 550.34(541.4/541.35) / GSI