| article html file updated | 30 August 2025 22:01 CEST | Update | https://www.mdpi.com/1996-1073/12/13/2568 |
| article html file updated | 21 August 2025 21:35 CEST | Update | N/A |
| article html file updated | 20 July 2022 07:33 CEST | Update | N/A |
| article html file updated | 13 February 2020 00:02 CET | Update | N/A |
| article html file updated | 11 July 2019 05:56 CEST | Update | N/A |
| article pdf uploaded. | 11 July 2019 05:55 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/13/2568/pdf |
| article xml uploaded. | 11 July 2019 05:55 CEST | Update | https://www.mdpi.com/1996-1073/12/13/2568/xml |
| article xml file uploaded | 11 July 2019 05:55 CEST | Update | N/A |
| article html file updated | 5 July 2019 22:48 CEST | Original file | N/A |
| article pdf uploaded. | 5 July 2019 11:32 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/13/2568/pdf-vor |
| article xml file uploaded | 5 July 2019 11:32 CEST | Update | N/A |
| article pdf uploaded. | 3 July 2019 16:42 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/13/2568/pdf-vor |
| article xml file uploaded | 3 July 2019 16:42 CEST | Original file | N/A |
