XALILOV QOBILJON SOLIJONOVICH; ABDUJABBOROV ABDUXALIM ABDUG‘OPPOR O‘G‘LI. TIP O‘ZGARISH CHIZIG‘I SILLIQ BO‘LMAGAN PARABOLO-GIPERBOLIK TENGLAMA UCHUN BIRINCHI NOLOKAL MASALA YECHIMINING YAGONALIGI. European Journal of Interdisciplinary Research and Development , [S. l.], v. 15, p. 220–228, 2023. Disponível em: http://ejird.journalspark.org/index.php/ejird/article/view/564. Acesso em: 19 apr. 2025.