| article html file updated | 19 August 2026 06:48 CEST | Update | https://www.mdpi.com/2227-9032/9/4/434 |
| article html file updated | 2 September 2025 03:02 CEST | Update | N/A |
| article html file updated | 25 July 2022 11:12 CEST | Update | N/A |
| article html file updated | 4 August 2021 15:15 CEST | Update | N/A |
| article html file updated | 10 April 2021 11:11 CEST | Update | N/A |
| article pdf uploaded. | 10 April 2021 11:10 CEST | Updated version of record | https://www.mdpi.com/2227-9032/9/4/434/pdf |
| article xml uploaded. | 10 April 2021 11:10 CEST | Update | https://www.mdpi.com/2227-9032/9/4/434/xml |
| article xml file uploaded | 10 April 2021 11:10 CEST | Update | N/A |
| article html file updated | 8 April 2021 06:23 CEST | Original file | N/A |
| article pdf uploaded. | 8 April 2021 06:21 CEST | Version of Record | https://www.mdpi.com/2227-9032/9/4/434/pdf-vor |
| article xml file uploaded | 8 April 2021 06:21 CEST | Original file | N/A |
