| article html file updated | 1 September 2025 20:57 CEST | Update | https://www.mdpi.com/1996-1073/14/4/857 |
| article html file updated | 24 July 2022 18:04 CEST | Update | - |
| article html file updated | 22 February 2021 02:25 CET | Update | - |
| article pdf uploaded. | 22 February 2021 02:23 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/857/pdf |
| article xml uploaded. | 22 February 2021 02:23 CET | Update | https://www.mdpi.com/1996-1073/14/4/857/xml |
| article xml file uploaded | 22 February 2021 02:23 CET | Update | - |
| article html file updated | 7 February 2021 05:49 CET | Update | - |
| article pdf uploaded. | 7 February 2021 05:47 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/857/pdf-vor |
| article xml uploaded. | 7 February 2021 05:47 CET | Update | - |
| article xml file uploaded | 7 February 2021 05:47 CET | Update | - |
| article html file updated | 6 February 2021 14:08 CET | Original file | - |
| article pdf uploaded. | 6 February 2021 14:06 CET | Version of Record | https://www.mdpi.com/1996-1073/14/4/857/pdf-vor |
| article xml uploaded. | 6 February 2021 14:06 CET | Update | - |
| article xml file uploaded | 6 February 2021 14:06 CET | Original file | - |
