| article html file updated | 1 September 2025 23:36 CEST | Update | https://www.mdpi.com/2227-7099/9/1/30 |
| article html file updated | 25 July 2022 06:12 CEST | Update | - |
| article html file updated | 5 March 2021 07:10 CET | Update | - |
| article xml uploaded. | 5 March 2021 07:09 CET | Update | https://www.mdpi.com/2227-7099/9/1/30/xml |
| article xml file uploaded | 5 March 2021 07:09 CET | Update | - |
| article html file updated | 5 March 2021 06:54 CET | Original file | - |
| article pdf uploaded. | 5 March 2021 06:52 CET | Version of Record | https://www.mdpi.com/2227-7099/9/1/30/pdf |
| article xml file uploaded | 5 March 2021 06:52 CET | Original file | - |
