BAATARKHUU, D.; MYAGMARSUREN, B.; BAIGALMAA, R. A new design method for a dual band branch line hybrid coupler. Mongolian Journal of Agricultural Sciences, [S. l.], v. 15, n. 2, p. 152–158, 2015. DOI: 10.5564/mjas.v15i2.564. Disponível em: https://www.mongoliajol.info/index.php/MJAS/article/view/564. Acesso em: 18 apr. 2024.