| article html file updated | 1 September 2025 07:38 CEST | Update | https://www.mdpi.com/2227-9059/8/9/331 |
| article html file updated | 22 July 2022 06:06 CEST | Update | N/A |
| article html file updated | 5 September 2020 09:06 CEST | Original file | N/A |
| article pdf uploaded. | 5 September 2020 09:05 CEST | Version of Record | https://www.mdpi.com/2227-9059/8/9/331/pdf |
| article xml uploaded. | 5 September 2020 09:05 CEST | Update | https://www.mdpi.com/2227-9059/8/9/331/xml |
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