| article html file updated | 7 November 2025 09:38 CET | Update | https://www.mdpi.com/1996-1073/12/13/2609 |
| article html file updated | 30 October 2025 08:51 CET | Update | - |
| article html file updated | 13 February 2020 00:44 CET | Update | - |
| article html file updated | 10 July 2019 11:55 CEST | Update | - |
| article pdf uploaded. | 10 July 2019 11:53 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/13/2609/pdf |
| article xml uploaded. | 10 July 2019 11:53 CEST | Update | https://www.mdpi.com/1996-1073/12/13/2609/xml |
| article xml file uploaded | 10 July 2019 11:53 CEST | Update | - |
| article html file updated | 8 July 2019 10:19 CEST | Update | - |
| article pdf uploaded. | 8 July 2019 10:17 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/13/2609/pdf-vor |
| article xml file uploaded | 8 July 2019 10:17 CEST | Update | - |
| article html file updated | 7 July 2019 09:35 CEST | Original file | - |
| article pdf uploaded. | 7 July 2019 09:33 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/13/2609/pdf-vor |
| article xml file uploaded | 7 July 2019 09:33 CEST | Original file | - |
