M. O. Oni, A. B. Yusuf, T. S. . Yusuf, O. H. . Adebayo, and L. A. . Azeez, “Unsteady Generalized Couette Flow in a Horizontal Channel with Sudden Application or Removal of a Porous Material”, Contemp. Math., vol. 3, no. 2, pp. 242–256, Jun. 2022.