@article{Heuermann2008,
  author    = {Heuermann, Holger},
  title     = {Calibration of a Network Analyzer Without a Thru Connection for Nonlinear and Multiport Measurements},
  series = {IEEE Transactions on Microwave Theory and Techniques. 56 (2008), H. 11, 1},
  journal   = {IEEE Transactions on Microwave Theory and Techniques. 56 (2008), H. 11, 1},
  isbn      = {0018-9480},
  pages     = {2505 -- 2510},
  year      = {2008},
  language  = {en}
}
@article{MuehlBinneboeselKlingeetal.2008,
  author    = {M{\"u}hl, Thomas and Binneb{\"o}sel, Marcel and Klinge, Uwe and Goedderz, Thomas},
  title     = {New objective measurement to characterize the porosity of textile implants},
  series = {Journal of Biomedical Materials Research Part B: Applied Biomaterials. 84B (2008), H. 1},
  journal   = {Journal of Biomedical Materials Research Part B: Applied Biomaterials. 84B (2008), H. 1},
  isbn      = {1552-4981},
  pages     = {176 -- 183},
  year      = {2008},
  language  = {en}
}