R. A. Paygamov, G’. M. Ochilov, and O. M.Valiyeva. 2023. “DRINKING WATER OF THE SURROUNDING AREAS OF KOKAND CITY AND THEIR COMPARATIVE ANALYSIS”. Galaxy International Interdisciplinary Research Journal 11 (12):448-51. https://internationaljournals.co.in/index.php/giirj/article/view/4837.