| article html file updated | 20 August 2026 19:40 CEST | Update | https://www.mdpi.com/2227-9717/9/11/1971 |
| article html file updated | 30 July 2022 14:54 CEST | Update | N/A |
| article html file updated | 6 November 2021 09:59 CET | Update | N/A |
| article html file updated | 5 November 2021 12:47 CET | Original file | N/A |
| article pdf uploaded. | 5 November 2021 12:45 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/11/1971/pdf |
| article xml uploaded. | 5 November 2021 12:45 CET | Update | https://www.mdpi.com/2227-9717/9/11/1971/xml |
| article xml file uploaded | 5 November 2021 12:45 CET | Original file | N/A |
| article pdf uploaded. | 4 November 2021 12:15 CET | Version of Record | https://www.mdpi.com/2227-9717/9/11/1971/pdf-vor |
