Asadujjaman, M, and M Babul Hasan. “A Proposed Technique for Solving Quasi-Concave Quadratic Programming Problems With Bounded Variables”. Dhaka University Journal of Science 63, no. 2 (August 20, 2015): 111–117. Accessed November 23, 2024. https://banglajol.info/index.php/DUJS/article/view/24445.