Ummatova Maxbubaxon, Muydinjanov Davlatjon, and Nematov Bexruzbek. 2023. “AFFIN KOORDINATALAR SISTEMASIDA NUQTANI KOORDINATA О‘QLARIGA NISBATAN SIMMETRIK BО‘LGAN NUQTANING KOORDINATALARINI TOPISH USULLARI”. INNOVATIVE DEVELOPMENTS AND RESEARCH IN EDUCATION 2 (24):329-33. https://interonconf.org/index.php/idre/article/view/9943.