@incollection{,
address  = {},
author = {Richter, Arthur},
booktitle = {ADB 10},
keywords = {Halberstadt; Konrad <von Halberstadt, der Jüngere> (1275c-1355c)},
pages = {401},
title={Art. Halberstadt, Konrad von},
uniqueid = {1818659},
url = {http://opac.regesta-imperii.de/id/1818659},
year = {1879}
}