| article html file updated | 1 September 2025 11:49 CEST | Update | https://www.mdpi.com/2199-8531/6/4/126 |
| article html file updated | 22 July 2022 22:24 CEST | Update | - |
| article html file updated | 4 November 2020 08:44 CET | Update | - |
| article pdf uploaded. | 4 November 2020 08:43 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/4/126/pdf |
| article xml uploaded. | 4 November 2020 08:43 CET | Update | https://www.mdpi.com/2199-8531/6/4/126/xml |
| article xml file uploaded | 4 November 2020 08:43 CET | Update | - |
| article html file updated | 4 November 2020 08:42 CET | Original file | - |
| article pdf uploaded. | 4 November 2020 08:41 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/4/126/pdf-vor |
| article xml uploaded. | 4 November 2020 08:41 CET | Update | - |
| article xml file uploaded | 4 November 2020 08:41 CET | Original file | - |
| article pdf uploaded. | 24 October 2020 16:45 CEST | Version of Record | https://www.mdpi.com/2199-8531/6/4/126/pdf-vor |
