@article{Roettgers2009,
  author    = {R{\"o}ttgers, Hanns R{\"u}diger},
  title     = {Zum Beitrag von H. Melchinger: Vertrags{\"a}rztliche Versorgung psychisch Kranker},
  series = {Zeitschrift f{\"u}r Allgemeinmedizin},
  volume    = {85},
  journal   = {Zeitschrift f{\"u}r Allgemeinmedizin},
  number    = {9},
  pages     = {398},
  year      = {2009},
  language  = {de}
}
@article{Roettgers2009,
  author    = {R{\"o}ttgers, Hanns R{\"u}diger},
  title     = {Sch{\"a}dlingsbek{\"a}mpfung im Markt: Diskretion oder offensives Marketing - das Imageproblem der Branche},
  series = {DpS- Fachzeitschrift f{\"u}r Sch{\"a}dlingsbek{\"a}mpfung},
  journal   = {DpS- Fachzeitschrift f{\"u}r Sch{\"a}dlingsbek{\"a}mpfung},
  number    = {12},
  pages     = {18 -- 21},
  year      = {2009},
  language  = {de}
}