Запаров Зиядилла Абдумаликович. “O‘ZGARMAS KOEFFITSIYENTLI BIR JINSLI CHIZIQLI DIFFERENSIAL TENGLAMANI YECHISH USULLARI”. Journal of Integrated Education and Research, vol. 2, no. 5, May 2023, pp. 48-53, https://ojs.rmasav.com/index.php/ojs/article/view/1054.