Jamolov Bexruz Jalilovich (2023) “IKKINCHI TARTIBLI DIFFERENSIAL TENGLAMALAR VA ULARNI KANONIK KO’RINISHGA KELTIRISH HAQIDA ”, Journal of new century innovations, 29(2), pp. 131–137. Available at: https://newjournal.org/new/article/view/6703 (Accessed: 22 January 2025).