| article html file updated | 31 August 2025 03:03 CEST | Update | https://www.mdpi.com/1996-1944/12/20/3393 |
| article html file updated | 20 July 2022 01:27 CEST | Update | - |
| article html file updated | 14 February 2020 01:37 CET | Update | - |
| article html file updated | 30 October 2019 20:17 CET | Update | - |
| article html file updated | 17 October 2019 09:38 CEST | Original file | - |
| article pdf uploaded. | 17 October 2019 09:36 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/20/3393/pdf |
| article xml uploaded. | 17 October 2019 09:36 CEST | Update | https://www.mdpi.com/1996-1944/12/20/3393/xml |
| article xml file uploaded | 17 October 2019 09:36 CEST | Original file | - |
