@book{,
address  = {Stuttgart},
author = {Erffa, Wolfram von},
editor = {},
keywords = {Württemberg; Mittelalter; Neuzeit; Burgen-Regional; Befestigungswesen},
series = {Darstellungen aus der württembergischen Geschichte / 28},
title={Die Dorfkirche als Wehrbau},
uniqueid = {29178},
url = {http://opac.regesta-imperii.de/id/29178},
year = {1937}
}