| article html file updated | 1 September 2025 15:24 CEST | Update | https://www.mdpi.com/2218-1997/6/12/233 |
| article html file updated | 23 July 2022 04:08 CEST | Update | N/A |
| article html file updated | 8 December 2020 10:06 CET | Original file | N/A |
| article pdf uploaded. | 8 December 2020 09:52 CET | Updated version of record | https://www.mdpi.com/2218-1997/6/12/233/pdf |
| article xml uploaded. | 8 December 2020 09:52 CET | Update | https://www.mdpi.com/2218-1997/6/12/233/xml |
| article xml file uploaded | 8 December 2020 09:52 CET | Original file | N/A |
| article pdf uploaded. | 7 December 2020 13:43 CET | Version of Record | https://www.mdpi.com/2218-1997/6/12/233/pdf-vor |
