1. P. Somasundaran, "Problems in the processing of ultrafine particles," in: Mineral Processing at the Crossroads: Problems and Prospects, edited by B. A. Willis and R. W. Barley, Pergamon Press, New York (1987).
2. V. I. Revnivtsev, "Tasks of research and experimental design organizations in the improvement of ore dressing," Obogasch. Rud, No. 6 (1977).
3. V. I. Revnivtsev, "Rational organization of the process of mineral severance in accordance with modern concepts of solid-state physics," in: Improvement and Development and Process of Ore Preparation for Beneficiation [in Russian], Mekhanobr., Leningrad (1975), No. 140.
4. P. E. Ostapenko and A. R. Smol'yakov, "Character of bond between minerals and determination of methods for bond breaking," in: New Processes and Combined Schemes for Beneficiation of Minerals [in Russian], Nauka, Moscow (1989).
5. I. N. Plaksin, R. Sh. Shafeev, V. A. Chanturiya, and V. P. Yakushkin, Effects of Ionizing Radiation on the Flotation Properties of Certain Minerals [in Russian], Nauka, Moscow (1970).