@incollection{,
address  = {},
author = {Eugster, Erwin},
booktitle = {Helvetia Sacra IV, 5},
keywords = {},
pages = {780-840},
title={St. Katharinental},
uniqueid = {545790},
url = {http://opac.regesta-imperii.de/id/545790},
year = {1999}
}