| article html file updated | 25 December 2025 00:56 CET | Update | https://www.mdpi.com/2227-7102/11/1/2 |
| article html file updated | 1 September 2025 16:49 CEST | Update | - |
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| article html file updated | 24 December 2020 07:01 CET | Update | - |
| article pdf uploaded. | 24 December 2020 07:00 CET | Updated version of record | https://www.mdpi.com/2227-7102/11/1/2/pdf |
| article xml uploaded. | 24 December 2020 07:00 CET | Update | https://www.mdpi.com/2227-7102/11/1/2/xml |
| article xml file uploaded | 24 December 2020 06:59 CET | Update | - |
| article html file updated | 23 December 2020 14:32 CET | Original file | - |
| article pdf uploaded. | 23 December 2020 14:31 CET | Version of Record | https://www.mdpi.com/2227-7102/11/1/2/pdf-vor |
| article xml uploaded. | 23 December 2020 14:31 CET | Update | - |
| article xml file uploaded | 23 December 2020 14:31 CET | Original file | - |
