| article html file updated | 1 September 2025 02:59 CEST | Update | https://www.mdpi.com/2227-9059/8/7/220 |
| article html file updated | 22 July 2022 00:22 CEST | Update | N/A |
| article html file updated | 17 July 2020 06:55 CEST | Original file | N/A |
| article pdf uploaded. | 17 July 2020 06:54 CEST | Version of Record | https://www.mdpi.com/2227-9059/8/7/220/pdf |
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