HAYAT, Tasawar, Sabir Ali SHEHZAD, and Saleem ASGHAR. 2012. “MHD Flow of Thixotropic Fluid With Variable Thermal Conductivity and Thermal Radiation”. Walailak Journal of Science and Technology (WJST) 10 (1):29-42. https://wjst.wu.ac.th/index.php/wjst/article/view/208.