Mun, G.A., Utkelov, D.Z., Kazybayeva, D.S., Saduova, A.O., Mangazbayeva, R.A. and Negim, E. 2014. Synthesis and study of phospate-polyalkyleneoxide flotation reagent for oxidized minerals. International Journal of Biology and Chemistry. 7, 2 (Dec. 2014), 61–64. DOI:https://doi.org/10.26577/2218-7979-2014-7-2-61-64.