| article html file updated | 6 September 2025 22:52 CEST | Update | https://www.mdpi.com/2218-1997/7/8/300 |
| article html file updated | 28 July 2022 05:53 CEST | Update | - |
| article html file updated | 17 August 2021 03:21 CEST | Update | - |
| article pdf uploaded. | 17 August 2021 03:19 CEST | Updated version of record | https://www.mdpi.com/2218-1997/7/8/300/pdf |
| article xml uploaded. | 17 August 2021 03:19 CEST | Update | https://www.mdpi.com/2218-1997/7/8/300/xml |
| article xml file uploaded | 17 August 2021 03:19 CEST | Update | - |
| article html file updated | 16 August 2021 12:02 CEST | Original file | - |
| article pdf uploaded. | 16 August 2021 12:00 CEST | Updated version of record | https://www.mdpi.com/2218-1997/7/8/300/pdf-vor |
| article xml uploaded. | 16 August 2021 12:00 CEST | Update | - |
| article xml file uploaded | 16 August 2021 12:00 CEST | Original file | - |
| article pdf uploaded. | 13 August 2021 13:55 CEST | Version of Record | https://www.mdpi.com/2218-1997/7/8/300/pdf-vor |
