third, there are universal modeling languages in which the schema definition languages themselves ? hence the metadata meta-models ? are defined. this is where MOF becomes an issue: the specification defines a model ? which is actually a metadata meta-meta model ? for such a universal modeling language. this type of model can also be denoted as ?metadata meta-meta model?.
yeah.
aus: KIM-DINI-technology-watch-report 1/2007, s. 8.