| article html file updated | 30 August 2025 06:59 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2454 |
| article html file updated | 17 July 2022 02:51 CEST | Update | - |
| article html file updated | 10 February 2020 11:11 CET | Update | - |
| article html file updated | 7 October 2019 22:27 CEST | Update | - |
| article html file updated | 29 April 2019 05:13 CEST | Update | - |
| article html file updated | 15 April 2019 00:45 CEST | Update | - |
| article html file updated | 31 March 2019 19:24 CEST | Update | - |
| article html file updated | 25 September 2018 14:25 CEST | Update | - |
| article html file updated | 18 September 2018 11:33 CEST | Original file | - |
| article pdf uploaded. | 18 September 2018 11:31 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/9/2454/pdf |
| article xml uploaded. | 18 September 2018 11:31 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2454/xml |
| article xml file uploaded | 18 September 2018 11:31 CEST | Update | - |
| article pdf uploaded. | 15 September 2018 13:26 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/9/2454/pdf-vor |
| article xml file uploaded | 15 September 2018 13:26 CEST | Original file | - |