Safarboyeva Maftuna Aminboy qizi (2026) “KASR TARTIBLI DIFFERENSIAL TENGLAMALARDA KOSHI MASALASI: BANAX FIKS NUQTA TEOREMASI ORQALI MAVJUDLIK VA YAGONALIK SHARTLARI”, JOURNAL OF NEW CENTURY INNOVATIONS, 93(1), pp. 195–198. Available at: https://journalss.org/index.php/new/article/view/15948 (Accessed: 21 July 2026).