ABDYKADYROVk, Askar, 		MARXULYk, Sunggat, 		BAIKENZHEYEVA, Aigul, 		BAKYT, Gabit, 		ABDULLAYEV, Seidulla, AND 		KUTTYBAYEVA, Ainur Ermekkalievna.
" Research of the Process of Ozonation and Sorption Filtration of Natural and Anthropogenicly Pollated Waters" <em>Journal of Environmental Management and Tourism</em> [Online], Volume 14 Number 3 (2 June 2023)