Sultana, T., S. Saha, M. M. Rahman, and G. Saha. “HEAT TRANSFER IN A POROUS MEDIUM OVER A STRETCHING SURFACE WITH INTERNAL HEAT GENERATION AND SUCTION OR INJECTION IN THE PRESENCE OF RADIATION”. Journal of Mechanical Engineering, vol. 40, no. 1, Sept. 2009, pp. 22-28, doi:10.3329/jme.v40i1.3469.