| article html file updated | 19 August 2026 07:52 CEST | Update | https://www.mdpi.com/2227-9091/9/4/75 |
| article html file updated | 2 September 2025 03:49 CEST | Update | N/A |
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| article pdf uploaded. | 15 April 2021 11:17 CEST | Updated version of record | https://www.mdpi.com/2227-9091/9/4/75/pdf |
| article xml uploaded. | 15 April 2021 11:17 CEST | Update | https://www.mdpi.com/2227-9091/9/4/75/xml |
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| article pdf uploaded. | 14 April 2021 16:10 CEST | Version of Record | https://www.mdpi.com/2227-9091/9/4/75/pdf-vor |
