| article html file updated | 19 August 2026 08:45 CEST | Update | https://www.mdpi.com/2227-9717/9/4/723 |
| article html file updated | 2 September 2025 04:28 CEST | Update | N/A |
| article html file updated | 25 July 2022 13:02 CEST | Update | N/A |
| article html file updated | 21 April 2021 09:18 CEST | Original file | N/A |
| article pdf uploaded. | 21 April 2021 09:16 CEST | Updated version of record | https://www.mdpi.com/2227-9717/9/4/723/pdf |
| article xml uploaded. | 21 April 2021 09:16 CEST | Update | https://www.mdpi.com/2227-9717/9/4/723/xml |
| article xml file uploaded | 21 April 2021 09:16 CEST | Original file | N/A |
| article pdf uploaded. | 20 April 2021 12:44 CEST | Version of Record | https://www.mdpi.com/2227-9717/9/4/723/pdf-vor |
