| article html file updated | 31 August 2025 15:39 CEST | Update | https://www.mdpi.com/2227-9059/8/4/70 |
| article html file updated | 21 July 2022 00:08 CEST | Update | - |
| article html file updated | 8 May 2020 12:29 CEST | Update | - |
| article html file updated | 31 March 2020 13:17 CEST | Original file | - |
| article pdf uploaded. | 31 March 2020 13:15 CEST | Updated version of record | https://www.mdpi.com/2227-9059/8/4/70/pdf |
| article xml uploaded. | 31 March 2020 13:15 CEST | Update | https://www.mdpi.com/2227-9059/8/4/70/xml |
| article xml file uploaded | 31 March 2020 13:15 CEST | Update | - |
| article pdf uploaded. | 27 March 2020 11:50 CET | Version of Record | https://www.mdpi.com/2227-9059/8/4/70/pdf-vor |
| article xml file uploaded | 27 March 2020 11:50 CET | Original file | - |
