MAXSUSLIKKA EGA BO‘LGAN IKKINCHI TARTIBLI DIFFERENTSIAL OPERATOR UCHUN SHTURM-LIUVILL MASALASINI MAXSUS VARIATSION AYIRMALI SXEMALAR YORDAMIDA YECHISH. ispconference. 2025;1(2):377-380. Accessed July 18, 2025. https://innoworld.net/index.php/ispconference/article/view/477