HuseynovS. T. (2017) “Hölder continuity and the Harnack inequality for the solutions of an elliptic equation containing the $p$ -Laplacian and uniformly degenerating in a part of the domain”, Ukrains’kyi Matematychnyi Zhurnal, 69(12), pp. 1596-1604. Available at: http://umj.imath.kiev.ua/index.php/umj/article/view/1806 (Accessed: 2December2020).