@book{Laack2010,
  author    = {Laack, Walter van},
  title     = {Schnittstelle Tod: Aufbruch zu neuem Leben?},
  publisher = {Books on Demand},
  address   = {Norderstedt},
  isbn      = {978-3-936624-10-6},
  pages     = {144 S. : Ill., graph. Darst.},
  year      = {2010},
  language  = {de}
}
@book{Laack2005,
  author    = {Laack, Walter van},
  title     = {Mit Logik die Welt begreifen},
  publisher = {van Laack},
  address   = {Aachen},
  isbn      = {978-3-936624-07-6},
  pages     = {380 S. : Ill., graph. Darst.},
  year      = {2005},
  language  = {de}
}
@book{Laack2011,
  author    = {Laack, Walter van},
  title     = {Wer stirbt, ist nicht tot! 2. Aufl.},
  publisher = {van Laack},
  address   = {Aachen},
  isbn      = {978-3-936624-13-7},
  pages     = {272 S.},
  year      = {2011},
  language  = {de}
}
@book{Laack1999,
  author    = {Laack, Walter van},
  title     = {Der Schl{\"u}ssel zur Ewigkeit},
  publisher = {van Laack},
  address   = {Aachen},
  isbn      = {978-3-9805239-4-3},
  pages     = {285 S.},
  year      = {1999},
  language  = {de}
}
@book{Laack2000,
  author    = {Laack, Walter van},
  title     = {Pl{\"a}doyer f{\"u}r ein Leben nach dem Tod und eine etwas andere Sicht der Welt},
  edition   = {2., komplett {\"u}berarb. Aufl.},
  publisher = {van Laack},
  address   = {Aachen},
  isbn      = {978-3-89811-818-7},
  pages     = {447 S. : graph. Darst.},
  year      = {2000},
  language  = {de}
}
@incollection{Laack2012,
  author    = {Laack, Walter van},
  title     = {Elektro- und Ultraschalltherapie},
  series = {Leitfaden Naturheilverfahren : f{\"u}r die {\"a}rztliche Praxis},
  booktitle = {Leitfaden Naturheilverfahren : f{\"u}r die {\"a}rztliche Praxis},
  editor    = {Beer, Andr{\´e}-Michael and Adler, Martin},
  publisher = {Elsevier},
  address   = {Amsterdam},
  isbn      = {978-3-437-56103-0},
  doi       = {10.1016/B978-3-437-56103-0.10013-5},
  pages     = {285 -- 299},
  year      = {2012},
  language  = {de}
}
@book{Laack2012,
  author    = {Laack, Walter van},
  title     = {Schnittstelle Tod: Warum auf ein Danach vertrauen?},
  publisher = {Books on Demand},
  address   = {Norderstedt},
  isbn      = {978-3-936624-14-4},
  pages     = {120 S. : Ill.,graph. Darst.},
  year      = {2012},
  language  = {de}
}
@article{Laack2013,
  author    = {Laack, Walter van},
  title     = {Ist der Tod das Ende? In: Sterben - wie f{\"u}hlt sich das an / Ines Elsenhans},
  series = {Via medici : Fachmagazin f{\"u}r junge Mediziner},
  volume    = {Vol. 18},
  journal   = {Via medici : Fachmagazin f{\"u}r junge Mediziner},
  number    = {Ausg. 5},
  publisher = {Thieme},
  address   = {Stuttgart},
  issn      = {0949-2488},
  pages     = {38},
  year      = {2013},
  language  = {de}
}
@book{Laack2014,
  author    = {Laack, Walter van},
  title     = {Schnittstelle Tod: Was spricht f{\"u}r unser Weiterleben?},
  publisher = {van Laack},
  address   = {Aachen},
  isbn      = {978-3-936624-19-9},
  pages     = {100 S.},
  year      = {2014},
  language  = {de}
}
@incollection{Laack2014,
  author    = {Laack, Walter van},
  title     = {Gefahren heutiger neurologischer Schlussfolgerungen f{\"u}r ethische Verantwortung},
  series = {Ethik und Moral in Staat, Wirtschaft und Gesellschaft : 5. Rotary-Tag, 14.-15.2.2014, Kleve},
  booktitle = {Ethik und Moral in Staat, Wirtschaft und Gesellschaft : 5. Rotary-Tag, 14.-15.2.2014, Kleve},
  publisher = {Edition Virgines},
  address   = {Lingen},
  organization    = {Rotary-Tag <5, 2014, Kleve>},
  isbn      = {978-3-944011-21-9},
  pages     = {98 -- 114},
  year      = {2014},
  language  = {de}
}