Shandal, S. A., Y. S. Mezaal, M. F. Mosleh, and M. A. Kadim. “Miniaturized Wideband Microstrip Antenna for Recent Wireless Applications”. Advanced Electromagnetics, vol. 7, no. 5, Sept. 2018, pp. 7-13, doi:10.7716/aem.v7i5.806.