| article html file updated | 20 August 2026 08:51 CEST | Update | https://www.mdpi.com/2218-1997/7/9/339 |
| article html file updated | 30 July 2022 05:04 CEST | Update | N/A |
| article html file updated | 14 September 2021 05:09 CEST | Update | N/A |
| article pdf uploaded. | 14 September 2021 05:07 CEST | Updated version of record | https://www.mdpi.com/2218-1997/7/9/339/pdf |
| article xml uploaded. | 14 September 2021 05:07 CEST | Update | https://www.mdpi.com/2218-1997/7/9/339/xml |
| article xml file uploaded | 14 September 2021 05:07 CEST | Update | N/A |
| article html file updated | 10 September 2021 08:00 CEST | Original file | N/A |
| article pdf uploaded. | 10 September 2021 07:59 CEST | Updated version of record | https://www.mdpi.com/2218-1997/7/9/339/pdf-vor |
| article xml uploaded. | 10 September 2021 07:59 CEST | Update | N/A |
| article xml file uploaded | 10 September 2021 07:59 CEST | Original file | N/A |
| article pdf uploaded. | 9 September 2021 14:51 CEST | Version of Record | https://www.mdpi.com/2218-1997/7/9/339/pdf-vor |
