| article html file updated | 31 August 2025 03:22 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4030 |
| article html file updated | 20 July 2022 01:05 CEST | Update | - |
| article html file updated | 14 February 2020 03:16 CET | Update | - |
| article html file updated | 15 November 2019 06:41 CET | Update | - |
| article html file updated | 30 October 2019 08:18 CET | Original file | - |
| article pdf uploaded. | 30 October 2019 08:16 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4030/pdf |
| article xml uploaded. | 30 October 2019 08:16 CET | Update | https://www.mdpi.com/1996-1073/12/21/4030/xml |
| article xml file uploaded | 30 October 2019 08:16 CET | Update | - |
| article pdf uploaded. | 23 October 2019 14:46 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/21/4030/pdf-vor |
| article xml file uploaded | 23 October 2019 14:46 CEST | Original file | - |