R. . Kumar, R. . Mehta, K. . Sharma, and D. . Kumar, “Effect of Suction/Injection on the Stream of a Magnetohydrodynamic Casson Fluid over a Vertical Stretching Surface Installed in a Porous Medium with a Variable Heat Sink/Source”, Sci Tech Asia, vol. 26, no. 4, pp. 13–26, Dec. 2021.