| article html file updated | 2 September 2025 03:41 CEST | Update | https://www.mdpi.com/2227-9091/9/4/72 |
| article html file updated | 25 July 2022 12:03 CEST | Update | - |
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| article pdf uploaded. | 14 April 2021 11:27 CEST | Updated version of record | https://www.mdpi.com/2227-9091/9/4/72/pdf |
| article xml uploaded. | 14 April 2021 11:27 CEST | Update | https://www.mdpi.com/2227-9091/9/4/72/xml |
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| article pdf uploaded. | 13 April 2021 16:00 CEST | Version of Record | https://www.mdpi.com/2227-9091/9/4/72/pdf-vor |
