| article html file updated | 31 August 2025 15:48 CEST | Update | https://www.mdpi.com/2305-7084/4/2/21 |
| article html file updated | 21 July 2022 00:17 CEST | Update | N/A |
| article html file updated | 8 April 2020 08:26 CEST | Original file | N/A |
| article pdf uploaded. | 8 April 2020 08:25 CEST | Updated version of record | https://www.mdpi.com/2305-7084/4/2/21/pdf |
| article xml uploaded. | 8 April 2020 08:25 CEST | Update | https://www.mdpi.com/2305-7084/4/2/21/xml |
| article xml file uploaded | 8 April 2020 08:25 CEST | Update | N/A |
| article pdf uploaded. | 28 March 2020 16:45 CET | Version of Record | https://www.mdpi.com/2305-7084/4/2/21/pdf-vor |
| article xml file uploaded | 28 March 2020 16:45 CET | Original file | N/A |
