The following code will process <daogrp> elements as spelled out in the document Mapping XLink to HTML in EAD version 2002 by Mark Carlson. The interpretation of XLink and application to EAD version 2002 presented in this document is just one interpretation and should not be taken as an EAD standard.
Should you be interested in testing this encoding structure, an XSLT template rule to process <daogrp> elements is provided "as is" below.
XLST code: daogrp.xsl