AfrouziG. A., NaghizadehZ., and ChungN. T. “On a Class of Nonuniformly Nonlinear Systems With Dirichlet Boundary Conditions”. Ukrains’kyi Matematychnyi Zhurnal 66, no. 9 (September 25, 2014): 1155–1165. Accessed November 24, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2206.