ADIBA ELFADL, and LEKBIR BELRHITI, and HAMID BOUYGHF, and SEDDIK BRI, (2012) Analysis and Design of Narrow Band Filters for Telecommunications Applications. JOURNAL OF TELECOMMUNICATIONS, VOLUME 17, ISSUE 1, 2012, ISSN : 2042-8839..

LEKBIR BELRHITI, and ADIBA ELFADL, and SEDDIK BRI, and ABDELRHANI NAKHELI, and MOHAMED HABIBI, (2012) Design of dual behavior resonator filter for wireless communications. International Journal of Emerging trends in engineering and development (ISSN 2249-6149, Volume 7, Issue 2, 2012), PP. 1-10..