Kamran, M., M. Imran, and M. Athar. “Exact Solutions for the Unsteady Rotational Flow of a Generalized Second Grade Fluid through a Circular Cylinder”. Nonlinear Analysis: Modelling and Control 15, no. 4 (October 25, 2010): 437–444. Accessed April 27, 2025. https://journals.vu.lt./nonlinear-analysis/article/view/14315.