1. “Flotation Fundamentals,” manual published by Dow Chemical Company, 1970.
2. “50 Years of Flotation … It’s Men, Ideas and Machines,” E & MJ. 162 (1961) p 83–91.
3. V.A. Glembotskii, Flotation, Primary Sources, New York, 1963, p. 1–12.
4. P.R. Hines and J.D. Vincent, “The Early Days of Froth Flotation,” in Froth Flotation ed. by D.W. Fuerstenau, AIME, New York, 1962, p. 11–38.
5. E.H. Crabtree and J.D. Vincent, “Historical Outline of Major Flotation Developments,” in Froth Flotation, ed. by D.W. Fuerstenau, AIME, New York, 1962, p. 39–54.