@incollection{2020:knigstein:titeleiin,
title = {Titelei/Inhaltsverzeichnis},
year = {2020},
note = {},
booktitle = {Ratgeber energiesparendes Bauen und Sanieren.},
pages = {1--6},
edition = {1},
author = {Königstein, Thomas},
publisher = {Fraunhofer IRB Verlag},
address = {Stuttgart},
series = {},
volume = {}
}