http://volute.g-vo.org/svn/trunk/projects/dm/vo-dml/models/ivoa/IVOA.vo-dml.xml
ivoa
http://volute.g-vo.org/svn/trunk/projects/dm/vo-dml/models/vodml-map/vodml-map.vo-dml.xml
vodml-map
http://volute.g-vo.org/svn/trunk/projects/dm/vo-dml/models/sample/filter/Filter.vo-dml.xml
filter
ivo://ivoa.org/dm/sample/Filter/1.9