Khudair, Wissam Sadiq, and Dheia G. Salih Al-Khafajy. 2018. “Influence of Heat Transfer on Magneto Hydrodynamics Oscillatory Flow for Williamson Fluid through a Porous Medium”. Iraqi Journal of Science 59 (1B): 389-97. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/216.