| article html file updated | 31 August 2025 03:30 CEST | Update | https://www.mdpi.com/1996-1944/12/21/3506 |
| article html file updated | 20 July 2022 00:54 CEST | Update | - |
| article html file updated | 14 February 2020 04:01 CET | Update | - |
| article html file updated | 15 November 2019 10:36 CET | Update | - |
| article html file updated | 25 October 2019 13:40 CEST | Original file | - |
| article pdf uploaded. | 25 October 2019 13:38 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/21/3506/pdf |
| article xml uploaded. | 25 October 2019 13:38 CEST | Update | https://www.mdpi.com/1996-1944/12/21/3506/xml |
| article xml file uploaded | 25 October 2019 13:38 CEST | Original file | - |
