Alladi, Rajasekhar, Praveen V. Naidu, Raveendra P, Srinivasa Reddy Kotha, Siva Charan, and Sai Harish. 2018. “Low Profile Microstrip Fed Printed Antenna for Portable RF Energy Harvesting System”. International Journal of Engineering and Technology 7 (2): 828-31. https://doi.org/10.14419/ijet.v7i2.12435.