Ferreira, D. B., I. Bianchi, and C. B. de Paula. “Physics-Based Design of Microstrip Magnetic Dipoles Using Cavity Model”. Journal of Microwaves, Optoelectronics and Electromagnetic Applications (JMOe) 19, no. 1 (March 19, 2020): 106–117. Accessed January 25, 2021. http://www.jmoe.org/index.php/jmoe/article/view/785.