| article html file updated | 2 September 2025 03:03 CEST | Update | https://www.mdpi.com/1999-4923/13/4/509 |
| article html file updated | 25 July 2022 11:12 CEST | Update | N/A |
| article html file updated | 4 August 2021 15:26 CEST | Update | N/A |
| article html file updated | 11 April 2021 14:14 CEST | Update | N/A |
| article html file updated | 8 April 2021 08:26 CEST | Original file | N/A |
| article pdf uploaded. | 8 April 2021 08:24 CEST | Version of Record | https://www.mdpi.com/1999-4923/13/4/509/pdf |
| article xml uploaded. | 8 April 2021 08:24 CEST | Update | https://www.mdpi.com/1999-4923/13/4/509/xml |
| article xml file uploaded | 8 April 2021 08:24 CEST | Original file | N/A |
