| article html file updated | 20 August 2026 09:45 CEST | Update | https://www.mdpi.com/2227-7102/11/9/542 |
| article html file updated | 7 September 2025 00:53 CEST | Update | N/A |
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| article html file updated | 22 September 2021 04:29 CEST | Update | N/A |
| article pdf uploaded. | 22 September 2021 04:28 CEST | Updated version of record | https://www.mdpi.com/2227-7102/11/9/542/pdf |
| article xml uploaded. | 22 September 2021 04:28 CEST | Update | https://www.mdpi.com/2227-7102/11/9/542/xml |
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| article html file updated | 15 September 2021 03:26 CEST | Original file | N/A |
| article pdf uploaded. | 15 September 2021 03:25 CEST | Version of Record | https://www.mdpi.com/2227-7102/11/9/542/pdf-vor |
| article xml uploaded. | 15 September 2021 03:25 CEST | Update | N/A |
| article xml file uploaded | 15 September 2021 03:25 CEST | Original file | N/A |
