| article html file updated | 6 September 2025 23:51 CEST | Update | https://www.mdpi.com/2218-1997/7/9/318 |
| article html file updated | 30 July 2022 03:12 CEST | Update | N/A |
| article html file updated | 3 September 2021 08:59 CEST | Original file | N/A |
| article pdf uploaded. | 3 September 2021 08:57 CEST | Updated version of record | https://www.mdpi.com/2218-1997/7/9/318/pdf |
| article xml uploaded. | 3 September 2021 08:57 CEST | Update | https://www.mdpi.com/2218-1997/7/9/318/xml |
| article xml file uploaded | 3 September 2021 08:57 CEST | Original file | N/A |
| article pdf uploaded. | 28 August 2021 13:12 CEST | Version of Record | https://www.mdpi.com/2218-1997/7/9/318/pdf-vor |
