| article html file updated | 31 August 2025 09:41 CEST | Update | https://www.mdpi.com/2227-7390/8/2/157 |
| article html file updated | 20 July 2022 18:13 CEST | Update | - |
| article html file updated | 6 March 2020 07:49 CET | Update | - |
| article html file updated | 16 February 2020 10:14 CET | Original file | - |
| article pdf uploaded. | 16 February 2020 10:13 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/157/pdf |
| article xml uploaded. | 16 February 2020 10:13 CET | Update | https://www.mdpi.com/2227-7390/8/2/157/xml |
| article xml file uploaded | 16 February 2020 10:13 CET | Update | - |
| article pdf uploaded. | 22 January 2020 10:44 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/157/pdf-vor |
| article xml file uploaded | 22 January 2020 10:44 CET | Original file | - |
