@conference {15_CNM_Polo_hornmodematching, title = {Analysis and design of horn antennas with arbitrary profile using mode-matching}, booktitle = {Congress on Numerical Methods in Engineering, CMN 2015}, year = {2015}, month = {July}, author = {L Polo-Lopez and J A Ruiz-Cruz and J C{\'o}rcoles and C A Leal-Sevillano} }