@article{MeierLaabsPieranski1992,
  author    = {Meier, Bernd and Laabs, Hans-Joachim and Pieranski, Wladyslaw},
  title     = {Rozwoj konstrukcli technicznych zest a wow do montazu dla potrzeb szkolnichwa ogolnoksztalcacego},
  year      = {1992},
  language  = {pl}
}
@book{CzechZoellnerSachsetal.1993,
  author    = {Czech, Olaf and Z{\"o}llner, Hermann and Sachs, Burkhard and Ziefuss, Horst and Laabs, Hans-Joachim},
  title     = {Lehrerbildung im Lernfeld Arbeitslehre},
  editor    = {Meier, Bernd},
  publisher = {AOL-Verl.},
  address   = {Hamburg},
  isbn      = {3-89342-005-3},
  pages     = {106 S.},
  year      = {1993},
  language  = {de}
}
@book{Laabs1994,
  author    = {Laabs, Hans-Joachim},
  title     = {Einf{\"u}hrung in die Informationstechnik : Lernunterlage},
  publisher = {Landesamt f{\"u}r Datenverarbeitung und Statistik},
  address   = {Teltow},
  pages     = {88 S.},
  year      = {1994},
  language  = {de}
}
@book{LaabsSeverin1994,
  author    = {Laabs, Hans-Joachim and Severin, Wolfgang},
  title     = {Ein Interface im Eigenbau},
  publisher = {Medienp{\"a}dagogisches Zentrum},
  address   = {Potsdam},
  pages     = {126 S.},
  year      = {1994},
  language  = {de}
}
@article{Laabs1994,
  author    = {Laabs, Hans-Joachim},
  title     = {Alternativer Stromlieferant im funktionst{\"u}chtigen Modell, Teil 1},
  year      = {1994},
  language  = {de}
}
@article{LaabsSeverin1994,
  author    = {Laabs, Hans-Joachim and Severin, Wolfgang},
  title     = {Computer - ein Blick hinter die Kulissen : der Joystick, Teil 2},
  year      = {1994},
  language  = {de}
}
@article{LaabsSeverin1994,
  author    = {Laabs, Hans-Joachim and Severin, Wolfgang},
  title     = {Computer - ein Blick hinter die Kulissen : der Joystick, Teil 3},
  year      = {1994},
  language  = {de}
}
@article{LaabsSeverin1994,
  author    = {Laabs, Hans-Joachim and Severin, Wolfgang},
  title     = {Hinweise zum Herstellen einer Leiterplatte},
  year      = {1994},
  language  = {de}
}
@book{LaabsSeverin1995,
  author    = {Laabs, Hans-Joachim and Severin, Wolfgang},
  title     = {Aufgabensammlung f{\"u}r den Informatikunterricht : Turbo Pascal},
  publisher = {P{\"a}dagogisches Landesinstitut Brandenburg},
  address   = {Ludwigsfelde/Struveshof},
  pages     = {58 S.},
  year      = {1995},
  language  = {de}
}
@article{Laabs1995,
  author    = {Laabs, Hans-Joachim},
  title     = {Alternativer Stromlieferant im funktionst{\"u}chtigen Modell, Teil 2},
  year      = {1995},
  language  = {de}
}