| February 20, 2023 | Edited by AgentSapphire | undo merge authors |
| September 27, 2020 | Edited by MARC Bot | add ISNI |
| March 31, 2017 | Edited by MARC Bot | add VIAF and wikidata ID |
| May 5, 2012 | Edited by Oliver | merge authors |
| April 29, 2008 | Created by an anonymous user | initial import |