Sumra Zeb, Ayesha Habib, Javeria A. Satti, Yasar Amin, and Hannu Tenhunen. “Polarization Insensitive Compact Chipless RFID Tag”. The Applied Computational Electromagnetics Society Journal (ACES) 33, no. 03 (July 25, 2021): 312–318. Accessed July 5, 2022. https://journals.riverpublishers.com/index.php/ACES/article/view/9221.