id: 50041314 dt: j an: 50041314 au: Tavakoli, Saeed; Zeinadini, Mahdieh; Mohanna, Shahram ti: Microstrip low-pass elliptic filter design based on implicit space mapping optimization so: IJCNS 3, No. 5, 462-465 (2010). py: 2010 pu: la: EN cc: ut: ci: li: doi:10.4236/ijcns.2010.35061