| article html file updated | 25 December 2025 05:46 CET | Update | https://www.mdpi.com/2218-1997/7/3/66 |
| article html file updated | 2 September 2025 00:20 CEST | Update | - |
| article html file updated | 25 July 2022 07:15 CEST | Update | - |
| article html file updated | 11 March 2021 16:07 CET | Original file | - |
| article pdf uploaded. | 11 March 2021 16:06 CET | Version of Record | https://www.mdpi.com/2218-1997/7/3/66/pdf |
| article xml uploaded. | 11 March 2021 16:06 CET | Update | https://www.mdpi.com/2218-1997/7/3/66/xml |
| article xml file uploaded | 11 March 2021 16:06 CET | Original file | - |
