| article html file updated | 1 September 2025 21:42 CEST | Update | https://www.mdpi.com/2227-9067/8/2/144 |
| article html file updated | 25 July 2022 03:30 CEST | Update | - |
| article html file updated | 18 February 2021 11:21 CET | Update | - |
| article pdf uploaded. | 18 February 2021 11:20 CET | Updated version of record | https://www.mdpi.com/2227-9067/8/2/144/pdf |
| article xml uploaded. | 18 February 2021 11:20 CET | Update | https://www.mdpi.com/2227-9067/8/2/144/xml |
| article xml file uploaded | 18 February 2021 11:20 CET | Update | - |
| article html file updated | 14 February 2021 12:56 CET | Original file | - |
| article pdf uploaded. | 14 February 2021 12:54 CET | Version of Record | https://www.mdpi.com/2227-9067/8/2/144/pdf-vor |
| article xml uploaded. | 14 February 2021 12:54 CET | Update | - |
| article xml file uploaded | 14 February 2021 12:54 CET | Original file | - |
