| article html file updated | 1 September 2025 07:38 CEST | Update | https://www.mdpi.com/1999-4907/11/9/968 |
| article html file updated | 22 July 2022 06:06 CEST | Update | N/A |
| article html file updated | 7 October 2020 13:54 CEST | Update | N/A |
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| article pdf uploaded. | 5 September 2020 09:58 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/9/968/pdf |
| article xml uploaded. | 5 September 2020 09:58 CEST | Update | https://www.mdpi.com/1999-4907/11/9/968/xml |
| article xml file uploaded | 5 September 2020 09:58 CEST | Update | N/A |
| article pdf uploaded. | 5 September 2020 09:58 CEST | Version of Record | N/A |
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