| article html file updated | 30 August 2025 05:40 CEST | Update | https://www.mdpi.com/1999-4907/9/8/464 |
| article html file updated | 17 July 2022 00:03 CEST | Update | - |
| article html file updated | 10 February 2020 03:40 CET | Update | - |
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| article html file updated | 23 August 2018 14:00 CEST | Update | - |
| article html file updated | 31 July 2018 11:27 CEST | Original file | - |
| article pdf uploaded. | 31 July 2018 11:26 CEST | Updated version of record | https://www.mdpi.com/1999-4907/9/8/464/pdf |
| article xml uploaded. | 31 July 2018 11:26 CEST | Update | https://www.mdpi.com/1999-4907/9/8/464/xml |
| article xml file uploaded | 31 July 2018 11:26 CEST | Update | - |
| article pdf uploaded. | 30 July 2018 17:01 CEST | Updated version of record | https://www.mdpi.com/1999-4907/9/8/464/pdf-vor |
| article pdf uploaded. | 30 July 2018 16:42 CEST | Version of Record | https://www.mdpi.com/1999-4907/9/8/464/pdf-vor |
| article xml file uploaded | 30 July 2018 16:42 CEST | Original file | - |
