| article html file updated | 2 September 2025 03:01 CEST | Update | https://www.mdpi.com/2227-9717/9/4/646 |
| article html file updated | 25 July 2022 11:11 CEST | Update | N/A |
| article html file updated | 4 August 2021 14:53 CEST | Update | N/A |
| article html file updated | 11 April 2021 13:51 CEST | Update | N/A |
| article html file updated | 9 April 2021 05:20 CEST | Original file | N/A |
| article pdf uploaded. | 9 April 2021 05:18 CEST | Updated version of record | https://www.mdpi.com/2227-9717/9/4/646/pdf |
| article xml uploaded. | 9 April 2021 05:18 CEST | Update | https://www.mdpi.com/2227-9717/9/4/646/xml |
| article xml file uploaded | 9 April 2021 05:18 CEST | Original file | N/A |
| article pdf uploaded. | 7 April 2021 16:43 CEST | Version of Record | https://www.mdpi.com/2227-9717/9/4/646/pdf-vor |
