Nermeen Eltresy, Dalia Elsheakh, Esmat Abdallah, and Hadia Elhenawy. “Multi-Bandwidth CPW-Fed Open End Square Loop Monopole Antenna for Energy Harvesting”. Applied Computational Electromagnetics Society Journal (ACES), vol. 34, no. 02, July 2021, pp. 316-20, https://journals.riverpublishers.com/index.php/ACES/article/view/8675.