1. Palaeogeography of the Gondwana period in Gondwanaland;MEMOIRS OF THE GEOLOGICAL SURVEY OF INDIA,1961
2. Sovetskaya Antarkticheskaya Ekspeditsiya 1966 1
3. Boucot, A. J., International Symposhun on the Devonian System 1: 639 (1967).
4. Craddock, C., Antarctic Geology: 155 (1964).
5. CULLEN, D.J., MOVEMENT OF SIALIC BLOCKS OBLIQUE TO DIRECTION OF SEA-FLOOR SPREADING, EARTH AND PLANETARY SCIENCE LETTERS 5: 123 (1968).