Zahid, Muhammad Noaman, Jianliang Jiang, Heng Lu, and Hengli Zhang. “A Modified Design of Class-E Power Amplifier With Balanced FETs and High Output Power for RFID Applications”. Proceedings of Engineering and Technology Innovation 190 (July 9, 2021): 28-37. Accessed October 17, 2021. https://ojs.imeti.org/index.php/PETI/article/view/7442.