| article html file updated | 1 September 2025 16:47 CEST | Update | https://www.mdpi.com/2227-9059/9/1/4 |
| article html file updated | 23 July 2022 06:44 CEST | Update | - |
| article html file updated | 24 December 2020 05:12 CET | Update | - |
| article pdf uploaded. | 24 December 2020 05:11 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/1/4/pdf |
| article xml uploaded. | 24 December 2020 05:11 CET | Update | https://www.mdpi.com/2227-9059/9/1/4/xml |
| article xml file uploaded | 24 December 2020 05:11 CET | Update | - |
| article html file updated | 23 December 2020 13:18 CET | Update | - |
| article pdf uploaded. | 23 December 2020 13:17 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/1/4/pdf-vor |
| article xml uploaded. | 23 December 2020 13:17 CET | Update | - |
| article xml file uploaded | 23 December 2020 13:17 CET | Update | - |
| article html file updated | 23 December 2020 11:32 CET | Original file | - |
| article supplementary file uploaded. | 23 December 2020 11:31 CET | - | https://www.mdpi.com/2227-9059/9/1/4#supplementary |
| article pdf uploaded. | 23 December 2020 11:31 CET | Version of Record | https://www.mdpi.com/2227-9059/9/1/4/pdf-vor |
| article xml uploaded. | 23 December 2020 11:31 CET | Update | - |
| article xml file uploaded | 23 December 2020 11:31 CET | Original file | - |
