@techreport{FeWaW02,
  address = {Universit\"at Bielefeld},
  author = {Feldmann, M. and Wagner, R.},
  institution = {Fakult\"at f\"ur Wirtschaftswissenschaften},
  interhash = {6a3078b60a387746cfc2ecbbfb98758f},
  intrahash = {905e744b81a40b6d96fe94c2f1a0e02f},
  number = 492,
  title = {{N}avigation in {H}ypermedia: {N}eue {W}ege f\"ur {K}unden und {M}itarbeiter},
  year = 2002
}

@article{FeWaJ03,
  author = {Feldmann, M. and Wagner, R.},
  interhash = {e930ae75649bc6047e5825305d96470e},
  intrahash = {296079ef3bd96ed7e5aad07607500739},
  journal = {Wirtschaftsinformatik},
  number = 6,
  pages = {589 - 598},
  title = {{S}trukturieren mit {M}ultitrees: {E}in {F}achkonzept zur verbesserten {N}avigation in {H}ypermedia},
  volume = 45,
  year = 2003
}