| article html file updated | 31 August 2025 10:12 CEST | Update | https://www.mdpi.com/1999-4923/12/2/108 |
| article html file updated | 20 July 2022 18:44 CEST | Update | - |
| article html file updated | 6 March 2020 10:38 CET | Update | - |
| article html file updated | 29 February 2020 03:44 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 03:42 CET | Updated version of record | https://www.mdpi.com/1999-4923/12/2/108/pdf |
| article xml uploaded. | 29 February 2020 03:42 CET | Update | https://www.mdpi.com/1999-4923/12/2/108/xml |
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| article pdf uploaded. | 29 January 2020 13:21 CET | Version of Record | https://www.mdpi.com/1999-4923/12/2/108/pdf-vor |
| article xml file uploaded | 29 January 2020 13:21 CET | Original file | - |