| article html file updated | 31 August 2025 22:52 CEST | Update | https://www.mdpi.com/1999-4915/12/6/621 |
| article html file updated | 21 July 2022 20:07 CEST | Update | N/A |
| article html file updated | 21 June 2020 16:34 CEST | Original file | N/A |
| article pdf uploaded. | 21 June 2020 16:33 CEST | Updated version of record | https://www.mdpi.com/1999-4915/12/6/621/pdf |
| article xml uploaded. | 21 June 2020 16:33 CEST | Update | https://www.mdpi.com/1999-4915/12/6/621/xml |
| article xml file uploaded | 21 June 2020 16:33 CEST | Original file | N/A |
| article pdf uploaded. | 6 June 2020 14:09 CEST | Version of Record | https://www.mdpi.com/1999-4915/12/6/621/pdf-vor |
