@Book{320219607,
author="H{\"u}ttermann, Reinhard",
title="Wegalgebra f{\"u}r hierarchische Graphensysteme",
series="Fortschrittberichte VDI / 4 162",
year="2000",
edition="Als Ms. gedr.",
publisher="VDI-Verl.",
address="D{\"u}sseldorf",
note="Reinhard H{\"u}ttermann",
note="Zugl.: Hannover, Univ., Diss., 2000",
note="Archivierung pr{\"u}fen 20200919 DE-640 2 pdager",
isbn="3183162040",
language="German"
}