1. Ananthapadmanabhan, K.P., Somasundaran, P., 1981. Oleate chemistry and hematite flotation. In: Yarar, B., Spottiswood, D.J. (Eds.), Interfacial Phenomena in Mineral Processing, Engineering Foundation Conference Proceedings, pp. 207–227.
2. Surface tension minimum in ionic surfactant systems;Beunen;J. Chem. Soc., Faraday Trans. I,1978
3. Trends in the search for effective collectors;Bogdanov;Tsvetnye Metally/Non-Ferrous Met.,1978
4. The effect of pH on surface tension lowering;Burcik;J. Colloid Sci.,1951
5. Cary, A., Rideal, E.K., 1925. The behaviour of crystals and lenses of fats on the surface of water-Part II. The effect of temperature and equilibrium pressure. In: Proceedings of the Royal Society of London A109, pp. 318–330.