| article html file updated | 19 August 2026 17:01 CEST | Update | https://www.mdpi.com/2077-1312/9/6/640 |
| article html file updated | 2 September 2025 10:23 CEST | Update | N/A |
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| article html file updated | 9 June 2021 11:01 CEST | Original file | N/A |
| article pdf uploaded. | 9 June 2021 11:00 CEST | Version of Record | https://www.mdpi.com/2077-1312/9/6/640/pdf |
| article xml uploaded. | 9 June 2021 11:00 CEST | Update | https://www.mdpi.com/2077-1312/9/6/640/xml |
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