Claudio Atzori 1506f49052 Xml record serialization for author PIDs: 1) only one value per PID type is allowed; 2) orcid prevails over orcid_pending		2020-12-14 11:14:03 +01:00
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oa/provision	Xml record serialization for author PIDs: 1) only one value per PID type is allowed; 2) orcid prevails over orcid_pending	2020-12-14 11:14:03 +01:00