| article html file updated | 31 August 2025 07:57 CEST | Update | https://www.mdpi.com/2227-7390/8/1/39 |
| article html file updated | 19 July 2022 20:22 CEST | Update | N/A |
| article html file updated | 14 February 2020 23:15 CET | Update | N/A |
| article html file updated | 5 February 2020 21:38 CET | Update | N/A |
| article html file updated | 9 January 2020 03:19 CET | Original file | N/A |
| article pdf uploaded. | 9 January 2020 03:18 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/1/39/pdf |
| article xml uploaded. | 9 January 2020 03:18 CET | Update | https://www.mdpi.com/2227-7390/8/1/39/xml |
| article xml file uploaded | 9 January 2020 03:18 CET | Update | N/A |
| article pdf uploaded. | 1 January 2020 08:41 CET | Version of Record | https://www.mdpi.com/2227-7390/8/1/39/pdf-vor |
| article xml file uploaded | 1 January 2020 08:41 CET | Original file | N/A |
