| article html file updated | 1 September 2025 20:23 CEST | Update | https://www.mdpi.com/2227-9040/9/2/30 |
| article html file updated | 24 July 2022 10:12 CEST | Update | N/A |
| article html file updated | 25 February 2021 12:07 CET | Update | N/A |
| article pdf uploaded. | 25 February 2021 12:05 CET | Updated version of record | https://www.mdpi.com/2227-9040/9/2/30/pdf |
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| article xml uploaded. | 3 February 2021 04:24 CET | Update | N/A |
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| article pdf uploaded. | 1 February 2021 14:17 CET | Version of Record | https://www.mdpi.com/2227-9040/9/2/30/pdf-vor |
