@incollection{,
address  = {},
author = {Engels, Christoph},
booktitle = {Esslingen am Neckar. Aspekte der Geschichte},
keywords = {Frühmittelalter},
pages = {27-46},
title={Das frühe Mittelalter},
uniqueid = {1187021},
url = {http://opac.regesta-imperii.de/id/1187021},
year = {2007}
}