(*
 $Id$
 ISO TC184/SC4/WG12 N4841 - ISO/CD-TS 10303-1291 Plib class reference - EXPRESS MIM
 Supersedes ISO TC184/SC4/WG12 N4291
*) 


SCHEMA Plib_class_reference_mim;

USE FROM External_class_mim;    -- ISO/TS 10303-1275

USE FROM External_item_identification_assignment_mim;    -- ISO/TS 10303-1128

USE FROM Person_organization_assignment_mim;    -- ISO/TS 10303-1013

USE FROM external_reference_schema   -- ISO 10303-41
  (external_source,
   pre_defined_item); 

  TYPE plib_class_identification_item = SELECT BASED_ON external_identification_item WITH 
    (externally_defined_class);
  END_TYPE; 

  TYPE plib_class_organization_item = SELECT BASED_ON organization_item WITH 
    (class);
  END_TYPE; 

  ENTITY known_source
    SUBTYPE OF (external_source, pre_defined_item);
  END_ENTITY;

END_SCHEMA;

