Toshmatova, Maftuna, и Naimaxon Erkaboyeva. 2026. «Chiziqli Differensial Tenglamalarni Yechishda Lagranj Metodologiyasi Va Uning Zamonaviy Muhandislikdagi Amaliy-Nazariy Talqini». Research and Implementation 4 (5/3):180-82. https://rai-journal.uz/index.php/rai/article/view/3132.