| article html file updated | 1 September 2025 17:25 CEST | Update | https://www.mdpi.com/2227-9717/9/1/72 |
| article html file updated | 23 July 2022 08:51 CEST | Update | N/A |
| article html file updated | 2 January 2021 12:10 CET | Original file | N/A |
| article pdf uploaded. | 2 January 2021 12:08 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/1/72/pdf |
| article xml uploaded. | 2 January 2021 12:08 CET | Update | https://www.mdpi.com/2227-9717/9/1/72/xml |
| article xml file uploaded | 2 January 2021 12:08 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2020 17:28 CET | Version of Record | https://www.mdpi.com/2227-9717/9/1/72/pdf-vor |
