| article html file updated | 2 September 2025 02:45 CEST | Update | https://www.mdpi.com/1999-4915/13/4/621 |
| article html file updated | 25 July 2022 10:47 CEST | Update | N/A |
| article html file updated | 4 August 2021 07:28 CEST | Update | N/A |
| article html file updated | 9 April 2021 06:25 CEST | Update | N/A |
| article pdf uploaded. | 9 April 2021 06:23 CEST | Updated version of record | https://www.mdpi.com/1999-4915/13/4/621/pdf |
| article xml uploaded. | 9 April 2021 06:23 CEST | Update | https://www.mdpi.com/1999-4915/13/4/621/xml |
| article xml file uploaded | 9 April 2021 06:23 CEST | Update | N/A |
| article html file updated | 7 April 2021 10:04 CEST | Update | N/A |
| article html file updated | 6 April 2021 10:38 CEST | Original file | N/A |
| article pdf uploaded. | 6 April 2021 10:36 CEST | Updated version of record | https://www.mdpi.com/1999-4915/13/4/621/pdf-vor |
| article xml file uploaded | 6 April 2021 10:36 CEST | Original file | N/A |
| article pdf uploaded. | 4 April 2021 13:50 CEST | Version of Record | https://www.mdpi.com/1999-4915/13/4/621/pdf-vor |