Jiang, Ruiting, and Chengbo Zhai. “Properties of Unique Positive Solution for a Class of Nonlocal Semilinear Elliptic Equation”. Topological Methods in Nonlinear Analysis 50, no. 2 (October 9, 2017): 669–682. Accessed February 1, 2023. https://apcz.umk.pl/TMNA/article/view/TMNA.2017.036.