Balderas, F., Fernandez, E., Gómez, C., Cruz-Reyes, L., & Rangel-Valdez, N. (2016). Metaheuristic Robust Optimization of Project Portfolios using an Interval-Based Model of Imprecisions. International Journal of Combinatorial Optimization Problems and Informatics, 7(3), 101–118. Retrieved from https://www.ijcopi.org/ojs/article/view/32