Romanova, S. M. and Akanova, G. Z. (2015) “Removal of mineral salts (including bicarbonate calcium and magnesium) from Ulken Almaty and Kishi Almaty rivers”, International Journal of Biology and Chemistry, 8(2), pp. 71–76. doi: 10.26577/2218-7979-2015-8-2-71-76.