M. Challal and F. Labu and M. Dehmas and A. Azrar, Comparative Study of Three DGS Unit Shapes and Compact Microstrip Low-Pass and Band-Pass Filters Designs. journal = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology. November 2011, vol. 59(11). 1486 - 1490 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/14959.