IKKINCHI TARTIBLI HOSILASI KVADRATI BILAN INTEGRALLANUVCHI FUNKSIYALAR FAZOSIDA KVADRATUR FORMULANING EKSTREMAL FUNKSIYASI. ICIS [Internet]. 2025 Jul. 20 [cited 2026 Jun. 16];2(7):161-6. Available from: https://universalconference.us/index.php/icms/article/view/4960