Randjbaran, Elias, Rizal Zahari, Ramin Vaghei, and Farrokh Karamizadeh. 2015. “A Review Paper on Comparison of Numerical Techniques for Finding Approximate Solutions to Boundary Value Problems on Post-Buckling in Functionally Graded Materials”. Trends Journal of Sciences Research 2 (1):1-6. https://tjsr.org/journal/index.php/tjsr/article/view/9.