| article html file updated | 31 August 2025 03:27 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4061 |
| article html file updated | 20 July 2022 00:58 CEST | Update | - |
| article html file updated | 14 February 2020 03:45 CET | Update | - |
| article html file updated | 15 November 2019 07:17 CET | Update | - |
| article html file updated | 30 October 2019 02:01 CET | Original file | - |
| article pdf uploaded. | 30 October 2019 01:59 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4061/pdf |
| article xml uploaded. | 30 October 2019 01:59 CET | Update | https://www.mdpi.com/1996-1073/12/21/4061/xml |
| article xml file uploaded | 30 October 2019 01:59 CET | Update | - |
| article pdf uploaded. | 24 October 2019 16:36 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/21/4061/pdf-vor |
| article xml file uploaded | 24 October 2019 16:36 CEST | Original file | - |
