@incollection{2017:grasekamp:einleitung,
title = {Einleitung},
year = {2017},
note = {},
booktitle = {Binäre Codierung und das System der Krankenbehandlung},
pages = {7--10},
edition = {1},
author = {Grasekamp, Guido},
publisher = {Velbrück Wissenschaft},
address = {Weilerswist},
series = {},
volume = {}
}