| article html file updated | 31 August 2025 13:09 CEST | Update | https://www.mdpi.com/2411-9660/4/1/7 |
| article html file updated | 21 August 2025 23:42 CEST | Update | - |
| article html file updated | 20 July 2022 21:38 CEST | Update | - |
| article html file updated | 25 March 2020 06:31 CET | Original file | - |
| article pdf uploaded. | 25 March 2020 06:30 CET | Updated version of record | https://www.mdpi.com/2411-9660/4/1/7/pdf |
| article xml uploaded. | 25 March 2020 06:30 CET | Update | https://www.mdpi.com/2411-9660/4/1/7/xml |
| article xml file uploaded | 25 March 2020 06:30 CET | Update | - |
| article pdf uploaded. | 1 March 2020 11:36 CET | Version of Record | https://www.mdpi.com/2411-9660/4/1/7/pdf-vor |
| article xml file uploaded | 1 March 2020 11:36 CET | Original file | - |
