上一条：S. Sun, L. Zhu, L. Wei, H. Peng, and K. S. Ang, "Multisection vialess microstrip-line balun with backside aperture and floating patches," Microwave Optical Technology Letters, vol. 49, no.2, pp.253-254, Feb. 2007, Published Online: Dec. 2006. [DOI:10.1002/mop.22104]

下一条：S. Sun and L. Zhu, "Novel design of microstrip bandpass filters with a controllable dual-passband response: description and implementation," IEICE Transactions on Electronics, vol. E89-C, no. 2, pp. 197-202, Feb. 2006.