| article html file updated | 1 September 2025 19:32 CEST | Update | https://www.mdpi.com/2227-9067/8/2/77 |
| article html file updated | 24 July 2022 00:25 CEST | Update | - |
| article html file updated | 26 January 2021 09:13 CET | Update | - |
| article html file updated | 26 January 2021 03:31 CET | Update | - |
| article pdf uploaded. | 26 January 2021 03:30 CET | Updated version of record | https://www.mdpi.com/2227-9067/8/2/77/pdf |
| article xml uploaded. | 26 January 2021 03:30 CET | Update | https://www.mdpi.com/2227-9067/8/2/77/xml |
| article xml file uploaded | 26 January 2021 03:30 CET | Update | - |
| article html file updated | 23 January 2021 13:29 CET | Original file | - |
| article supplementary file uploaded. | 23 January 2021 13:27 CET | - | https://www.mdpi.com/2227-9067/8/2/77#supplementary |
| article pdf uploaded. | 23 January 2021 13:27 CET | Version of Record | https://www.mdpi.com/2227-9067/8/2/77/pdf-vor |
| article xml uploaded. | 23 January 2021 13:27 CET | Update | - |
| article xml file uploaded | 23 January 2021 13:27 CET | Original file | - |