| article html file updated | 31 August 2025 09:24 CEST | Update | https://www.mdpi.com/2071-1050/12/2/720 |
| article html file updated | 20 July 2022 17:55 CEST | Update | - |
| article html file updated | 15 February 2020 04:18 CET | Update | - |
| article html file updated | 19 January 2020 09:20 CET | Original file | - |
| article pdf uploaded. | 19 January 2020 09:18 CET | Version of Record | https://www.mdpi.com/2071-1050/12/2/720/pdf |
| article xml uploaded. | 19 January 2020 09:18 CET | Update | https://www.mdpi.com/2071-1050/12/2/720/xml |
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