Murugesan, M. Aishwarya, P. Keerthana Pannerselvam, K. Indhumathi Kennedy, and R. Bharathi. 2022. “Simplex Method for Goal Programming Problems”. International Journal of Research in Engineering, Science and Management 5 (5): 252-54. https://journal.ijresm.com/index.php/ijresm/article/view/2118.