| article html file updated | 31 August 2025 05:25 CEST | Update | https://www.mdpi.com/1996-1944/12/23/3970 |
| article html file updated | 19 July 2022 22:49 CEST | Update | - |
| article html file updated | 14 February 2020 14:33 CET | Update | - |
| article html file updated | 10 December 2019 18:21 CET | Update | - |
| article html file updated | 30 November 2019 05:12 CET | Original file | - |
| article pdf uploaded. | 30 November 2019 05:11 CET | Version of Record | https://www.mdpi.com/1996-1944/12/23/3970/pdf |
| article xml uploaded. | 30 November 2019 05:11 CET | Update | https://www.mdpi.com/1996-1944/12/23/3970/xml |
| article xml file uploaded | 30 November 2019 05:11 CET | Original file | - |
