IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, vol. 56, no. 2, page. 328 - 338, 2008-02
IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, vol. 18, no. 1, page. 49 - 51, 2008-01
IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, vol. 16, no. 9, page. 505 - 507, 2006-09
IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, vol. 53, no. 8, page. 2639 - 2644, 2005-08
IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, vol. 50, no. 7, page. 1714 - 1722, 2002-07