| article html file updated | 18 August 2026 21:06 CEST | Update | https://www.mdpi.com/1996-1073/14/4/814 |
| article html file updated | 1 September 2025 20:41 CEST | Update | N/A |
| article html file updated | 24 July 2022 14:16 CEST | Update | N/A |
| article html file updated | 7 February 2021 10:00 CET | Update | N/A |
| article html file updated | 7 February 2021 08:05 CET | Original file | N/A |
| article pdf uploaded. | 7 February 2021 08:03 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/814/pdf |
| article xml uploaded. | 7 February 2021 08:03 CET | Update | https://www.mdpi.com/1996-1073/14/4/814/xml |
| article xml file uploaded | 7 February 2021 08:03 CET | Original file | N/A |
| article pdf uploaded. | 4 February 2021 10:52 CET | Version of Record | https://www.mdpi.com/1996-1073/14/4/814/pdf-vor |
