Zhai, Chengbo, and Jing Ren. “A Fractional Q-Difference Equation Eigenvalue Problem With p(t)-Laplacian Operator”. Nonlinear Analysis: Modelling and Control, vol. 26, no. 3, May 2021, pp. 482-01, https://doi.org/10.15388/namc.2021.26.23055.