| article html file updated | 17 August 2026 23:03 CEST | Update | https://www.mdpi.com/2077-1312/8/9/647 |
| article html file updated | 1 September 2025 06:23 CEST | Update | N/A |
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| article html file updated | 22 August 2020 09:34 CEST | Original file | N/A |
| article pdf uploaded. | 22 August 2020 09:32 CEST | Version of Record | https://www.mdpi.com/2077-1312/8/9/647/pdf |
| article xml uploaded. | 22 August 2020 09:32 CEST | Update | https://www.mdpi.com/2077-1312/8/9/647/xml |
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