@article{Laabs1995,
  author    = {Laabs, Hans-Joachim},
  title     = {Alternativer Stromlieferant im funktionst{\"u}chtigen Modell, Teil 2},
  year      = {1995},
  language  = {de}
}
@article{Laabs1995,
  author    = {Laabs, Hans-Joachim},
  title     = {Computer - ein Blick hinter die Kulissen : Speichermedien, Teil 2},
  year      = {1995},
  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{LaabsSeverin1995,
  author    = {Laabs, Hans-Joachim and Severin, Wolfgang},
  title     = {Computer - ein Blick hinter die Kulissen : Speichermedien, Teil 1},
  year      = {1995},
  language  = {de}
}