ABDYKADYROVk, Askar, Sunggat MARXULYk, Aigul BAIKENZHEYEVA, Gabit BAKYT, Seidulla ABDULLAYEV, & Ainur Ermekkalievna KUTTYBAYEVA. " Research of the Process of Ozonation and Sorption Filtration of Natural and Anthropogenicly Pollated Waters." Journal of Environmental Management and Tourism [Online], 14.3 (2023): 811 - 822. Web. 2 May. 2024