Rashidov , Nurbek Shermamat o‘g‘li, and Jasur Haydarqulovich Parmonov. 2023. “KESIK SFЕRIK DISKLI CHIZIQLI-POG‘ONASIMON PLUG”. Educational Research in Universal Sciences 2 (3):266-69. http://erus.uz/index.php/er/article/view/1902.