| article html file updated | 1 September 2025 06:25 CEST | Update | https://www.mdpi.com/1999-4907/11/9/920 |
| article html file updated | 22 July 2022 04:28 CEST | Update | - |
| article html file updated | 7 October 2020 13:43 CEST | Update | - |
| article html file updated | 25 August 2020 15:20 CEST | Update | - |
| article pdf uploaded. | 25 August 2020 15:19 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/9/920/pdf |
| article xml uploaded. | 25 August 2020 15:19 CEST | Update | https://www.mdpi.com/1999-4907/11/9/920/xml |
| article xml file uploaded | 25 August 2020 15:19 CEST | Update | - |
| article html file updated | 23 August 2020 06:14 CEST | Original file | - |
| article pdf uploaded. | 23 August 2020 06:13 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/9/920/pdf-vor |
| article xml uploaded. | 23 August 2020 06:13 CEST | Update | - |
| article xml file uploaded | 23 August 2020 06:13 CEST | Original file | - |
