| article html file updated | 30 July 2022 04:58 CEST | Update | https://www.mdpi.com/2218-1997/7/9/337 |
| article html file updated | 23 September 2021 17:13 CEST | Update | N/A |
| article pdf uploaded. | 23 September 2021 17:12 CEST | Updated version of record | https://www.mdpi.com/2218-1997/7/9/337/pdf |
| article xml uploaded. | 23 September 2021 17:12 CEST | Update | https://www.mdpi.com/2218-1997/7/9/337/xml |
| article xml file uploaded | 23 September 2021 17:12 CEST | Update | N/A |
| article html file updated | 9 September 2021 10:44 CEST | Original file | N/A |
| article pdf uploaded. | 9 September 2021 10:43 CEST | Version of Record | https://www.mdpi.com/2218-1997/7/9/337/pdf-vor |
| article xml uploaded. | 9 September 2021 10:43 CEST | Update | N/A |
| article xml file uploaded | 9 September 2021 10:43 CEST | Original file | N/A |
