Fourth international Gondwana symposium : papers : January 1977, Geological Survey of India, Calcutta - International Gondwana Symposium 1977 Jan. : Calcutta, India); Laskar, B.; Raja Rao, C. S., 1923-; Geological Survey of India (Kolkata) (Delhi : Hindustan Pub. Corp., 1979)
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Keywords: Geology, Structural -- India; Geology, Stratigraphic; Gondwana (Continent) -- Congresses