Kaijun Song(宋开军), Y. Mo, C. Zhuge, Y. Fan, “Ultra-Wideband (UWB) Power Divider with Filtering Response Using Shorted-end Coupled Lines and Open/Short-Circuit Slotlines,” AEU-International Journal of Electronics and Communications, 67(6): 536-539, 2013. (JCR二区, IF: 3.2)