Mamta Goyal and Annu Banshiwal. “Effects of Viscous Dissipation on MHD Free Convection Flow of Radiation Absorbing Fluid through a Porous Medium With Heat Source/Sink”. Journal of International Academy of Physical Sciences, vol. 19, no. 4, Dec. 2015, pp. 329-40, https://www.iaps.org.in/journal/index.php/journaliaps/article/view/375.