Nazarov , Komil Igamberdievich, Abdulloh Zohidjon Ogli Khidoyatov, Begzod Rakhimovich Khudoyberdiev, and Ramziddin Ramazonovich Subkhanov. “Experimental Analysis of Changes in the Plasticity Index and Filtration Coefficient of Soils Under Gypsum Leaching Conditions”. American Journal of Technology Advancement 2, no. 7 (July 31, 2025): 118–128. Accessed August 3, 2025. https://semantjournals.org/index.php/AJTA/article/view/2269.