| article html file updated | 18 August 2026 23:33 CEST | Update | https://www.mdpi.com/2227-7390/9/4/417 |
| article html file updated | 1 September 2025 22:16 CEST | Update | N/A |
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| article pdf uploaded. | 23 February 2021 14:17 CET | Updated version of record | https://www.mdpi.com/2227-7390/9/4/417/pdf |
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| article pdf uploaded. | 20 February 2021 10:40 CET | Version of Record | https://www.mdpi.com/2227-7390/9/4/417/pdf-vor |
