M. I. Asjad, M. Aleem, W. . Ali, M. . Abubakar, and F. Jarad, “Enhancement of heat and mass transfer of a physical model using Generalized Caputo fractional derivative of variable order and modified Laplace transform method”, J. Math. Anal. Model., vol. 2, no. 3, pp. 41–61, Dec. 2021.