contains reference information for a TEI element class;
that is a group of
elements which appear together in content models, or
which share some common attribute, or both.
Attributes
(In addition to global attributes)
type
indicates whether this is a model class, an attribute class,
or both.
Datatype: (model | atts | both)
Legal values are:
model
members of this class appear in the same content models
atts
members of this class share common attributes
both
members of this class share attributes and also
appear in the same content models