Optional
_classifierOptional
_freeAcceptable to re-use the classification
Optional
classifierRights management statement for the classification
Optional
extensionAdditional content defined by implementations
Optional
freeAcceptable to re-use the classification
Optional
idUnique id for inter-element referencing
Optional
modifierExtensions that cannot be ignored even if unrecognized
Optional
organizationOrganization who created the classification
Optional
personPerson who created the classification
Optional
publisherThe publisher of the classification, not the publisher of the article or artifact being cited
Rights management statement for the classification