Guo, Limin, Lishan Liu, and Yanqing Feng. “Uniqueness of Iterative Positive Solutions for the Singular Infinite-Point P-Laplacian Fractional Differential System via Sequential Technique”. Nonlinear Analysis: Modelling and Control 25, no. 5 (September 1, 2020): 786–805. Accessed April 27, 2025. https://journals.vu.lt./nonlinear-analysis/article/view/19277.