Qurbonov Nurali Abdullayevich, Qurbonova Munisaxon Sanjar qizi, and Tog’ayev Axror Ikrom o’g’li. “EFFICIENCY OF USE OF FREQUENCY CONVERTER WITH SMOOTH CONTROL OF ASYNCHRONOUS MOTOR SPEED”. Galaxy International Interdisciplinary Research Journal, vol. 11, no. 5, May 2023, pp. 448-9, https://internationaljournals.co.in/index.php/giirj/article/view/4049.