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 July 25, 2024. https://www.journals.vu.lt/nonlinear-analysis/article/view/14315.