| article html file updated | 1 September 2025 20:44 CEST | Update | https://www.mdpi.com/2227-7390/9/4/312 |
| article html file updated | 24 July 2022 15:03 CEST | Update | - |
| article html file updated | 20 February 2021 02:47 CET | Update | - |
| article pdf uploaded. | 20 February 2021 02:45 CET | Updated version of record | https://www.mdpi.com/2227-7390/9/4/312/pdf |
| article xml uploaded. | 20 February 2021 02:45 CET | Update | https://www.mdpi.com/2227-7390/9/4/312/xml |
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| article html file updated | 7 February 2021 12:25 CET | Original file | - |
| article pdf uploaded. | 7 February 2021 12:24 CET | Updated version of record | https://www.mdpi.com/2227-7390/9/4/312/pdf-vor |
| article xml uploaded. | 7 February 2021 12:24 CET | Update | - |
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| article pdf uploaded. | 4 February 2021 14:35 CET | Version of Record | https://www.mdpi.com/2227-7390/9/4/312/pdf-vor |
