1. Adams, F. D. “The Geology of Ceylon,”Canadian Jour. of Research, 1929,1, 425–511.
2. Benza, P. M. “Notes, chiefly Geological, of a journey through the Northern Circars in the year 1835,”Mad. Jour. Lit. Sci., 1837,5.
3. Coomaraswamy, A. K. “Ceylon Rocks and Graphite,”Quart., Jour. Geol. Soc. Lond., 1900,56.
4. — “Crystalline Limestones of Ceylon,”Ibid.,, 1902,58, 399–424.
5. Crookshank, H. “The Western Margin of the Eastern Ghats,”Rec. G. S. I., 1938,73, 398–433.