| article html file updated | 1 September 2025 20:54 CEST | Update | https://www.mdpi.com/2227-7390/9/4/321 |
| article html file updated | 24 July 2022 17:26 CEST | Update | - |
| article html file updated | 8 February 2021 10:07 CET | Update | - |
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| article pdf uploaded. | 6 February 2021 14:46 CET | Updated version of record | https://www.mdpi.com/2227-7390/9/4/321/pdf |
| article xml uploaded. | 6 February 2021 14:46 CET | Update | https://www.mdpi.com/2227-7390/9/4/321/xml |
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| article pdf uploaded. | 6 February 2021 08:58 CET | Version of Record | - |
