| article html file updated | 23 October 2025 09:51 CEST | Update | https://www.mdpi.com/2072-6694/12/9/2721 |
| article html file updated | 1 September 2025 09:09 CEST | Update | - |
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| article html file updated | 7 October 2020 16:59 CEST | Update | - |
| article html file updated | 24 September 2020 16:00 CEST | Original file | - |
| article pdf uploaded. | 24 September 2020 15:59 CEST | Updated version of record | https://www.mdpi.com/2072-6694/12/9/2721/pdf |
| article xml uploaded. | 24 September 2020 15:59 CEST | Update | https://www.mdpi.com/2072-6694/12/9/2721/xml |
| article xml file uploaded | 24 September 2020 15:59 CEST | Original file | - |
| article pdf uploaded. | 22 September 2020 15:17 CEST | Updated version of record | https://www.mdpi.com/2072-6694/12/9/2721/pdf-vor |
| article pdf uploaded. | 22 September 2020 15:17 CEST | Version of Record | https://www.mdpi.com/2072-6694/12/9/2721/pdf-vor |
