@article{HagemannGeittnerLeers2006,
  author    = {Hans-J{\"u}rgen Hagemann and P. Geittner and D. Leers},
  title     = {Intrinsic scattering and absorption losses of Ge- and F-doped optical fibres prepared by PCVD. Geittner, P.; Hagemann, H. J. ; Leers, D.},
  journal   = {Electronics letters : an intern. publication / The Institution of Electrical Engineers. 25 (1989), H. 7},
  pages     = {436 -- 437},
  year      = {2006},
}