ABBASI, M., GANJI, D.D., RAHIMIPETROUDI, I. and KHAKI, M. 2013. Comparative Analysis of MHD Boundary-Layer Flow of Viscoelastic Fluid in Permeable Channel with Slip Boundaries by using HAM, VIM, HPM. Walailak Journal of Science and Technology (WJST). 11, 7 (Dec. 2013), 551–567.