The article “Common-mode Suppression in Microstrip Differential Lines by Means of Complementary Split Ring Resonators: Theory and Applications“, published in IEEE Transactions on Microwave Theory and Techniques in October 2012 in collaboration with members of Microwave Group of Universidad de Sevilla, obtained the Universidad de Sevilla Award to relevant research works. The complete list of authors is: Jordi Naqui (UAB), Armando Fernández-Prieto (US), Miguel Durán-Sindreu (UAB), Francisco Mesa (US), Jesús Martel (US), Francisco Medina (US), Ferran Martín (UAB).