“BIRINCHI TARTIBLI DIFFERENSIAL TENGLAMALAR UCHUN MAXSUS YECHIMLAR NAZARIYASI”. 2026. ZAMONAVIY ILM-FAN VA TADQIQOTLAR: MUAMMO VA YECHIMLAR 3 (3): 49-52. https://innoworld.net/index.php/ziftmy/article/view/2164.