| article html file updated | 1 September 2025 13:15 CEST | Update | https://www.mdpi.com/2413-8851/4/4/62 |
| article html file updated | 23 July 2022 00:44 CEST | Update | - |
| article html file updated | 30 November 2020 05:23 CET | Update | - |
| article pdf uploaded. | 30 November 2020 05:22 CET | Updated version of record | https://www.mdpi.com/2413-8851/4/4/62/pdf |
| article xml uploaded. | 30 November 2020 05:22 CET | Update | https://www.mdpi.com/2413-8851/4/4/62/xml |
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| article html file updated | 12 November 2020 08:56 CET | Update | - |
| article pdf uploaded. | 12 November 2020 08:54 CET | Updated version of record | https://www.mdpi.com/2413-8851/4/4/62/pdf-vor |
| article xml uploaded. | 12 November 2020 08:54 CET | Update | - |
| article xml file uploaded | 12 November 2020 08:54 CET | Update | - |
| article html file updated | 12 November 2020 08:47 CET | Update | - |
| article pdf uploaded. | 12 November 2020 08:45 CET | Updated version of record | https://www.mdpi.com/2413-8851/4/4/62/pdf-vor |
| article xml uploaded. | 12 November 2020 08:45 CET | Update | - |
| article xml file uploaded | 12 November 2020 08:45 CET | Update | - |
| article html file updated | 12 November 2020 07:59 CET | Original file | - |
| article pdf uploaded. | 12 November 2020 07:57 CET | Version of Record | https://www.mdpi.com/2413-8851/4/4/62/pdf-vor |
| article xml uploaded. | 12 November 2020 07:57 CET | Update | - |
| article xml file uploaded | 12 November 2020 07:57 CET | Original file | - |
