AmanovR. A. and MamedovF. I. (2008) “On some properties of solutions of quasilinear degenerate equations”, Ukrains’kyi Matematychnyi Zhurnal, 60(7), pp. 918–936. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/3209 (Accessed: 23November2024).