| article html file updated | 31 August 2025 11:37 CEST | Update | https://www.mdpi.com/1996-1073/13/4/820 |
| article html file updated | 20 July 2022 20:08 CEST | Update | - |
| article html file updated | 7 March 2020 10:35 CET | Update | - |
| article html file updated | 7 March 2020 08:49 CET | Update | - |
| article html file updated | 22 February 2020 10:43 CET | Original file | - |
| article pdf uploaded. | 22 February 2020 10:41 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/820/pdf |
| article xml uploaded. | 22 February 2020 10:41 CET | Update | https://www.mdpi.com/1996-1073/13/4/820/xml |
| article xml file uploaded | 22 February 2020 10:41 CET | Update | - |
| article pdf uploaded. | 13 February 2020 17:19 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/820/pdf-vor |
| article xml file uploaded | 13 February 2020 17:19 CET | Original file | - |
