Usarov U.T., Imamnazarov D.H., Kuvandikov E.O., and Shaminova S.K. 2021. “ON THE IMPLEMENTATION OF THE PROBLEM LEARNING METHODOLOGY BASED ON A SYNERGY APPROACH”. Journal of Academic Research and Trends in Educational Sciences 1 (1):135-42. http://ijournal.uz/index.php/jartes/article/view/22.