| article html file updated | 30 August 2025 01:05 CEST | Update | https://www.mdpi.com/1424-8220/17/9/2000 |
| article html file updated | 16 July 2022 06:08 CEST | Update | - |
| article html file updated | 8 February 2020 15:01 CET | Update | - |
| article html file updated | 26 September 2019 21:12 CEST | Update | - |
| article html file updated | 3 May 2019 04:07 CEST | Update | - |
| article html file updated | 30 September 2017 14:42 CEST | Update | - |
| article html file updated | 8 September 2017 12:16 CEST | Update | - |
| article xml uploaded. | 8 September 2017 12:15 CEST | Update | https://www.mdpi.com/1424-8220/17/9/2000/xml |
| article xml uploaded. | 8 September 2017 12:15 CEST | Update | - |
| article pdf uploaded. | 8 September 2017 12:15 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/9/2000/pdf |
| article html file updated | 1 September 2017 08:42 CEST | Original file | - |
| article xml uploaded. | 1 September 2017 08:35 CEST | Update | - |
| article xml uploaded. | 1 September 2017 08:35 CEST | Original file | - |
| article pdf uploaded. | 1 September 2017 08:35 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/2000/pdf-vor |
