External_properties

eu	Address
eu	Address_assignment
du	Assigned_name_select
eu	Class
eu	Class_by_extension
eu	Class_by_intension
du	El_external_identification_item
eu	External_class
du	External_class_assigned_name_select
eu	External_class_library
du	External_identification_item
eu	External_item_identification
e	External_library_property
d	External_property_select
eu	External_source
eu	External_source_identification
eu	Identification_assignment
du	Identification_item
eu	Independent_property
eu	Independent_property_relationship
eu	Iso15926_4_rdl
eu	Known_source
eu	Name_assignment
eu	Organization
eu	Organization_or_person_in_organization_assignment
du	Organization_or_person_in_organization_item
du	Organization_or_person_in_organization_select
eu	Organization_relationship
eu	Otd_catalogue
eu	Otd_dictionary
eu	Person
eu	Person_in_organization
eu	Plib_class_reference
eu	Plib_dictionary
eu	Plib_library
s	Plib_or_external
e	Plib_property_reference
eu	User_defined_library_or_dictionary