Gonçalves, R. ., R. . Magueta, P. . Pinho, and N. B. . Carvalho. “Dissipation Factor and Permittivity Estimation of Dielectric Substrates Using a Single Microstrip Line Measurement”. Applied Computational Electromagnetics Society Journal (ACES), vol. 31, no. 02, Aug. 2021, pp. 118-25, https://journals.riverpublishers.com/index.php/ACES/article/view/10223.