@incollection{,
address  = {},
author = {Hörsch, Waltraud},
booktitle = {Historisches Lexikon der Schweiz},
keywords = {Schweiz},
pages = {},
title={Art. Alberswil},
uniqueid = {2352056},
url = {http://opac.regesta-imperii.de/id/2352056},
year = {2009}
}