| article html file updated | 31 August 2025 00:44 CEST | Update | https://www.mdpi.com/1999-4907/10/9/747 |
| article html file updated | 21 August 2025 22:19 CEST | Update | - |
| article html file updated | 20 July 2022 04:16 CEST | Update | - |
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| article pdf uploaded. | 6 September 2019 04:36 CEST | Updated version of record | https://www.mdpi.com/1999-4907/10/9/747/pdf |
| article xml uploaded. | 6 September 2019 04:36 CEST | Update | https://www.mdpi.com/1999-4907/10/9/747/xml |
| article xml file uploaded | 6 September 2019 04:36 CEST | Update | - |
| article html file updated | 31 August 2019 08:23 CEST | Original file | - |
| article pdf uploaded. | 31 August 2019 08:22 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/9/747/pdf-vor |
| article xml uploaded. | 31 August 2019 08:22 CEST | Update | - |
| article xml file uploaded | 31 August 2019 08:22 CEST | Original file | - |
