Дмитрієва, О. О., and Г. В. Василенко. “Achieving a Safe Flotation Reagent Concentration in the Water Bodies in the Flotation of Iron Ores”. Eastern-European Journal of Enterprise Technologies, vol. 2, no. 12(56), Apr. 2012, pp. 42-45, doi:10.15587/1729-4061.2012.3930.