I. Bouchachi, J. Mateu, and M. L. Riabi. 2021. “Waveguide Filter Modeling and Simulation Using Mode-Matching, Fullwave Network Analysis and Swarm Optimization”. Applied Computational Electromagnetics Society Journal (ACES) 32 (02):169-77. https://journals.riverpublishers.com/index.php/ACES/article/view/9747.