Open Science Research Excellence
Muhammad Yasir Wadood and  Fatemeh Babaeian,  A Compact Via-less Ultra-Wideband Microstrip Filter by Utilizing Open-Circuit Quarter Wavelength Stubs.   journal   = {International Journal of Electrical, Computer, Energetic, Electronic and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology. March 2019, vol. 147(3). 178 - 181[viewed 24 May 2019]. Available from: http://waset.org/publications/10010191.