| article html file updated | 26 December 2025 17:18 CET | Update | https://www.mdpi.com/2218-1997/8/2/57 |
| article html file updated | 10 October 2025 09:20 CEST | Update | N/A |
| article html file updated | 31 July 2022 04:21 CEST | Update | N/A |
| article html file updated | 18 January 2022 06:10 CET | Original file | N/A |
| article pdf uploaded. | 18 January 2022 06:09 CET | Version of Record | https://www.mdpi.com/2218-1997/8/2/57/pdf |
| article xml uploaded. | 18 January 2022 06:09 CET | Update | https://www.mdpi.com/2218-1997/8/2/57/xml |
| article xml file uploaded | 18 January 2022 06:09 CET | Original file | N/A |
