Liu, C. ., T. . Jiang, Y. . Li, and J. . Zhang. “A Novel UWB Filter With WLAN and RFID Stop-Band Rejection Characteristic Using Tri-Stage Radial Loaded Stub Resonators”. Applied Computational Electromagnetics Society Journal (ACES), vol. 27, no. 09, Nov. 2021, pp. 749-58, https://journals.riverpublishers.com/index.php/ACES/article/view/12361.