Citroni, R., A. Leggieri, D. Passi, F. Di Paolo, and A. Di Carlo. “Nano Energy Harvesting With Plasmonic Nano-Antennas: A Review of MID-IR Rectenna and Application”. Advanced Electromagnetics 6, no. 2 (March 11, 2017): 1–13. Accessed June 18, 2021. https://aemjournal.org/index.php/AEM/article/view/462.