| article html file updated | 1 September 2025 14:36 CEST | Update | https://www.mdpi.com/2227-7080/8/4/71 |
| article html file updated | 23 July 2022 02:51 CEST | Update | - |
| article html file updated | 23 December 2020 11:05 CET | Update | - |
| article pdf uploaded. | 23 December 2020 11:03 CET | Updated version of record | https://www.mdpi.com/2227-7080/8/4/71/pdf |
| article xml uploaded. | 23 December 2020 11:03 CET | Update | https://www.mdpi.com/2227-7080/8/4/71/xml |
| article xml file uploaded | 23 December 2020 11:03 CET | Update | - |
| article html file updated | 30 November 2020 05:28 CET | Update | - |
| article pdf uploaded. | 30 November 2020 05:27 CET | Updated version of record | https://www.mdpi.com/2227-7080/8/4/71/pdf-vor |
| article xml uploaded. | 30 November 2020 05:27 CET | Update | - |
| article xml file uploaded | 30 November 2020 05:27 CET | Update | - |
| article html file updated | 27 November 2020 12:14 CET | Original file | - |
| article pdf uploaded. | 27 November 2020 12:13 CET | Version of Record | https://www.mdpi.com/2227-7080/8/4/71/pdf-vor |
| article xml uploaded. | 27 November 2020 12:13 CET | Update | - |
| article xml file uploaded | 27 November 2020 12:13 CET | Original file | - |
