“N-TARTIBLI CHIZIQLI BO‘LMAGAN VEKTOR-MATRITSALI DIFFERENSIAL TENGLAMALARNING CHEGARALANGAN YECHIMLARI”. QO‘QON UNIVERSITETI XABARNOMASI 17 (February 11, 2026): 140–142. Accessed November 3, 2026. https://herald.kokanduni.uz/index.php/public_html/article/view/1475.