KASR TARTIBLI DIFFERENSIAL TENGLAMALAR UCHUN KOSHI MASALASI YECHIMINING MAVJUDLIGI VA YAGONALIGI: CAPUTO HOSILASI ASOSIDA TAHLIL. ZAMONAVIY TARAQQIYOT VA FAN: 21-ASR YONDASHUVLARI, [S. l.], v. 3, n. 2, p. 38–42, 2026. Disponível em: https://journalss.org/index.php/zam/article/view/15818. Acesso em: 21 jan. 2026.