| article html file updated | 30 August 2025 22:16 CEST | Update | https://www.mdpi.com/1996-1073/12/13/2638 |
| article html file updated | 20 July 2022 07:15 CEST | Update | - |
| article html file updated | 13 February 2020 01:15 CET | Update | - |
| article html file updated | 18 July 2019 05:38 CEST | Update | - |
| article html file updated | 10 July 2019 06:38 CEST | Update | - |
| article pdf uploaded. | 10 July 2019 06:37 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/13/2638/pdf |
| article xml uploaded. | 10 July 2019 06:37 CEST | Update | https://www.mdpi.com/1996-1073/12/13/2638/xml |
| article xml file uploaded | 10 July 2019 06:37 CEST | Update | - |
| article html file updated | 10 July 2019 04:34 CEST | Original file | - |
| article pdf uploaded. | 10 July 2019 04:33 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/13/2638/pdf-vor |
| article xml file uploaded | 10 July 2019 04:33 CEST | Update | - |
| article pdf uploaded. | 9 July 2019 17:11 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/13/2638/pdf-vor |
| article xml file uploaded | 9 July 2019 17:11 CEST | Original file | - |
