SHIRAZI, M. .; SHIRAZI, R. S. .; MORADI, G. .; SHIRAZI, M. . Three New Rat-Race Couplers with Defected Microstrip and Ground Structure (DMGS). Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 28, n. 04, p. 300–306, 2021. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/11613. Acesso em: 13 may. 2026.