| article html file updated | 2 September 2025 01:45 CEST | Update | https://www.mdpi.com/1999-4915/13/4/550 |
| article html file updated | 25 July 2022 09:16 CEST | Update | N/A |
| article html file updated | 3 August 2021 04:16 CEST | Update | N/A |
| article html file updated | 29 March 2021 12:27 CEST | Original file | N/A |
| article pdf uploaded. | 29 March 2021 12:25 CEST | Updated version of record | https://www.mdpi.com/1999-4915/13/4/550/pdf |
| article xml uploaded. | 29 March 2021 12:25 CEST | Update | https://www.mdpi.com/1999-4915/13/4/550/xml |
| article xml file uploaded | 29 March 2021 12:25 CEST | Original file | N/A |
| article pdf uploaded. | 25 March 2021 14:10 CET | Version of Record | https://www.mdpi.com/1999-4915/13/4/550/pdf-vor |
