| article html file updated | 26 December 2025 00:40 CET | Update | https://www.mdpi.com/2218-1997/7/9/351 |
| article html file updated | 7 September 2025 01:16 CEST | Update | N/A |
| article html file updated | 30 July 2022 06:48 CEST | Update | N/A |
| article html file updated | 23 September 2021 10:19 CEST | Update | N/A |
| article html file updated | 23 September 2021 05:38 CEST | Original file | N/A |
| article pdf uploaded. | 23 September 2021 05:37 CEST | Updated version of record | https://www.mdpi.com/2218-1997/7/9/351/pdf |
| article xml uploaded. | 23 September 2021 05:37 CEST | Update | https://www.mdpi.com/2218-1997/7/9/351/xml |
| article xml file uploaded | 23 September 2021 05:37 CEST | Original file | N/A |
| article pdf uploaded. | 20 September 2021 17:24 CEST | Version of Record | https://www.mdpi.com/2218-1997/7/9/351/pdf-vor |
