| article html file updated | 18 August 2026 02:14 CEST | Update | https://www.mdpi.com/1999-4923/12/9/887 |
| article html file updated | 1 September 2025 08:45 CEST | Update | N/A |
| article html file updated | 22 July 2022 07:38 CEST | Update | N/A |
| article html file updated | 21 September 2020 03:41 CEST | Update | N/A |
| article pdf uploaded. | 21 September 2020 03:39 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/9/887/pdf |
| article xml uploaded. | 21 September 2020 03:39 CEST | Update | https://www.mdpi.com/1999-4923/12/9/887/xml |
| article xml file uploaded | 21 September 2020 03:39 CEST | Update | N/A |
| article html file updated | 18 September 2020 08:18 CEST | Original file | N/A |
| article pdf uploaded. | 18 September 2020 08:16 CEST | Version of Record | https://www.mdpi.com/1999-4923/12/9/887/pdf-vor |
| article xml uploaded. | 18 September 2020 08:16 CEST | Update | N/A |
| article xml file uploaded | 18 September 2020 08:16 CEST | Original file | N/A |
