8Maksimov 1 I. An investigation to increase the efficiency of coarse and fine particle flotation in ore processing of non-ferrous metals [J]. Proceedings of XVIII IMPC, Dresden, 1993, 313- 319.
9Ityokumbul, M T. On the optimization of column height [J]. Miner. MetalC Process, 1996(13): 36-41.
10Maksimov 1 I. An investigation to increase the efficiency of coarse and fine particle flotation in ore processing of non-ferrous metals [J]. Proceedings of XVIII IMPC, Dresden, 1993, 313- 319.