Message
CRediT contributor role "." should not be duplicated in a contrib
Rule XPath:
This rule ASSERTS the following, raising an alert if FALSE:
not(@vocab='credit') or not(text() = (../role[@vocab='credit'] except .)/text())Contexts
Additional Information
This validation rule prevents duplication of CRediT roles for a contributor. However, different contributors can have the same CRediT role.