| article html file updated | 1 September 2025 12:47 CEST | Update | https://www.mdpi.com/2227-9040/8/4/111 |
| article html file updated | 22 July 2022 23:56 CEST | Update | - |
| article html file updated | 6 November 2020 09:10 CET | Update | - |
| article pdf uploaded. | 6 November 2020 09:08 CET | Updated version of record | https://www.mdpi.com/2227-9040/8/4/111/pdf |
| article xml uploaded. | 6 November 2020 09:08 CET | Update | https://www.mdpi.com/2227-9040/8/4/111/xml |
| article xml file uploaded | 6 November 2020 09:08 CET | Update | - |
| article html file updated | 5 November 2020 12:29 CET | Original file | - |
| article pdf uploaded. | 5 November 2020 12:28 CET | Version of Record | https://www.mdpi.com/2227-9040/8/4/111/pdf-vor |
| article xml uploaded. | 5 November 2020 12:28 CET | Update | - |
| article xml file uploaded | 5 November 2020 12:28 CET | Original file | - |
