NEMATPOUR, Efat; OSTOVARZADEH, Mohamad Hossein; RAZAVI, Seyed Ali. Ku Band Bethe Hole Coupler Using Gap Waveguide Technology. Journal of Telecommunications and Information Technology, [S. l.], v. 77, n. 3, p. 70–74, 2019. DOI: 10.26636/jtit.2019.132119. Disponível em: https://jtit.pl/jtit/article/view/574. Acesso em: 17 apr. 2026.