| article html file updated | 31 August 2025 06:06 CEST | Update | https://www.mdpi.com/1999-4923/11/12/664 |
| article html file updated | 19 July 2022 22:08 CEST | Update | - |
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| article html file updated | 31 December 2019 00:00 CET | Update | - |
| article html file updated | 9 December 2019 11:58 CET | Original file | - |
| article pdf uploaded. | 9 December 2019 11:57 CET | Version of Record | https://www.mdpi.com/1999-4923/11/12/664/pdf |
| article xml uploaded. | 9 December 2019 11:57 CET | Update | https://www.mdpi.com/1999-4923/11/12/664/xml |
| article xml file uploaded | 9 December 2019 11:57 CET | Original file | - |
