| article html file updated | 1 September 2025 20:22 CEST | Update | https://www.mdpi.com/2227-9059/9/2/138 |
| article html file updated | 24 July 2022 09:59 CEST | Update | - |
| article html file updated | 1 February 2021 12:52 CET | Original file | - |
| article pdf uploaded. | 1 February 2021 12:51 CET | Version of Record | https://www.mdpi.com/2227-9059/9/2/138/pdf |
| article xml uploaded. | 1 February 2021 12:51 CET | Update | https://www.mdpi.com/2227-9059/9/2/138/xml |
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