‘Smart-Data’ Mechanisms
Gleaning Resource Descriptions from Dialects of Languages (GRDDL), Dominique Hazal-Massieux, Dan Connolly, 2004
use of processing instructions in DTDs described by [Ramalho et al. 1999]
the Resource Directory Description Language (RDDL) described by [Borden/Bray 2002]
the Schema Adjunct Framework described by [Vorthmann/Buck 2000a], [Vorthmann/Buck 2000b], and [Vorthmann/Robie 2001]
the use of XLink to assert the association
the use of RDF to assert the association - annotating XML Schemas with RDF