| article html file updated | 30 August 2025 06:22 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2231 |
| article html file updated | 17 July 2022 01:33 CEST | Update | - |
| article html file updated | 10 February 2020 07:36 CET | Update | - |
| article html file updated | 7 October 2019 01:55 CEST | Update | - |
| article html file updated | 29 April 2019 12:55 CEST | Update | - |
| article html file updated | 15 April 2019 08:26 CEST | Update | - |
| article html file updated | 31 March 2019 11:50 CEST | Update | - |
| article html file updated | 25 September 2018 13:13 CEST | Update | - |
| article html file updated | 25 August 2018 12:29 CEST | Original file | - |
| article pdf uploaded. | 25 August 2018 12:28 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/9/2231/pdf |
| article xml uploaded. | 25 August 2018 12:28 CEST | Update | https://www.mdpi.com/1996-1073/11/9/2231/xml |
| article xml file uploaded | 25 August 2018 12:28 CEST | Original file | - |
