G’ulomjonovna, Yoqubjonova Yoqutxon, and Yuldashev Shakhboz Xoshimjono’gli. “TECHNOLOGICAL FUNDAMENTALS OF IMPROVING THE DEVICE FOR CRUSHING COATS”. The Journal of Contemporary Issues in Business and Government, vol. 27, no. 5, Oct. 2021, pp. 2784-8, http://www.cibgp.com/index.php/1323-6903/article/view/2149.