| article html file updated | 31 August 2025 05:59 CEST | Update | https://www.mdpi.com/2071-1050/11/24/6987 |
| article html file updated | 19 July 2022 22:15 CEST | Update | - |
| article html file updated | 14 February 2020 16:43 CET | Update | - |
| article html file updated | 31 December 2019 05:45 CET | Update | - |
| article html file updated | 7 December 2019 08:37 CET | Original file | - |
| article pdf uploaded. | 7 December 2019 08:36 CET | Version of Record | https://www.mdpi.com/2071-1050/11/24/6987/pdf |
| article xml uploaded. | 7 December 2019 08:36 CET | Update | https://www.mdpi.com/2071-1050/11/24/6987/xml |
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