| article html file updated | 1 September 2025 10:15 CEST | Update | https://www.mdpi.com/2218-1997/6/10/169 |
| article html file updated | 22 July 2022 09:51 CEST | Update | N/A |
| article html file updated | 21 October 2020 10:51 CEST | Original file | N/A |
| article pdf uploaded. | 21 October 2020 10:50 CEST | Updated version of record | https://www.mdpi.com/2218-1997/6/10/169/pdf |
| article xml uploaded. | 21 October 2020 10:50 CEST | Update | https://www.mdpi.com/2218-1997/6/10/169/xml |
| article xml file uploaded | 21 October 2020 10:50 CEST | Original file | N/A |
| article pdf uploaded. | 7 October 2020 08:31 CEST | Version of Record | https://www.mdpi.com/2218-1997/6/10/169/pdf-vor |
