| article html file updated | 31 August 2025 05:52 CEST | Update | https://www.mdpi.com/2218-273X/9/12/831 |
| article html file updated | 19 July 2022 22:22 CEST | Update | - |
| article html file updated | 14 February 2020 16:20 CET | Update | - |
| article html file updated | 31 December 2019 12:38 CET | Update | - |
| article html file updated | 18 December 2019 10:55 CET | Original file | - |
| article pdf uploaded. | 18 December 2019 10:51 CET | Updated version of record | https://www.mdpi.com/2218-273X/9/12/831/pdf |
| article xml uploaded. | 18 December 2019 10:51 CET | Update | https://www.mdpi.com/2218-273X/9/12/831/xml |
| article xml file uploaded | 18 December 2019 10:51 CET | Update | - |
| article pdf uploaded. | 5 December 2019 17:03 CET | Version of Record | https://www.mdpi.com/2218-273X/9/12/831/pdf-vor |
| article xml file uploaded | 5 December 2019 17:03 CET | Original file | - |
