PIERS Proceedings, Moscow, Russia. The Electromagnetics Academy: pp. 1092-1096; ISBN 978-1-934142-10-3
2009,
Arruda-Neto JD, Friedberg EC, Bittencourt-Oliveira MC, Cavalcante-Silva E, Schenberg AC, Rodrigues TE, Garcia F, Louvison M, Paula CR, Mesa J, Moron MM, Maria DA, Genofre GC