Su, M. T., Ling, T. C., Phang, K. K., Liew, C. S., & Man, P. Y. (2007). Enhanced Software Development Effort and Cost Estimation Using Fuzzy Logic Model. Malaysian Journal of Computer Science, 20(2), 199–207. Retrieved from https://adum.um.edu.my/index.php/MJCS/article/view/6308