The volcanic area of Bufumbira. - Uganda Geological Survey; Combe, Arthur Delmar; Simmons, William C. (Entebbe, Uganda, Government Printer, 1933-, 1933)
pt. 1. The geology of the volcanic area of Bufumbira, south-west Uganda. with notes on the petrology and economic geology, by A. D. Combe and W. C. Simmons.
"References to the petrology of the Birunga volcanic rocks" : pt. 1, p. 43.
Keywords: Petrology -- Uganda; Geology -- Uganda; Volcanoes -- Uganda