* the format
* @return the created "Converts" relation
*/
+ @Transactional
public ConvertsRelation attach(final Publication aPublication,
final String format) {
return getDocumentService().attach(aPublication.value(), format);
* the description of the relation
* @return the created "Converts" relation
*/
+ @Transactional
public ConvertsRelation attach(final Publication aPublication,
final String format, final String description) {
return getDocumentService().attach(aPublication.value(), format,