@article{HeuermannSadeghfamBoehm2009,
  author    = {Holger Heuermann and Arash Sadeghfam and H. Boehm},
  title     = {Ultra Compact Multi-Mode Filter with Novel Rat-Race Inductor. Sadeghfam, Arash; Heuermann, Holger; Boehm, H.},
  journal   = {Conference proceedings : 3 - 7 October 2005, CNIT la D{\´e}fense, Paris, France; [comprises the] 35th European Microwave Conference 2005 ; The European Conference on Wireless Technology 2005 ; European Radar Conference 2005 ; GAAS 2005, The European Gallium A. Vol. 2},
  pages     = {4 pp.},
  year      = {2009},
}