| article html file updated | 1 September 2025 18:35 CEST | Update | https://www.mdpi.com/2218-1997/7/1/15 |
| article html file updated | 23 July 2022 15:47 CEST | Update | N/A |
| article html file updated | 19 January 2021 10:13 CET | Update | N/A |
| article pdf uploaded. | 19 January 2021 10:11 CET | Updated version of record | https://www.mdpi.com/2218-1997/7/1/15/pdf |
| article xml uploaded. | 19 January 2021 10:11 CET | Update | https://www.mdpi.com/2218-1997/7/1/15/xml |
| article xml file uploaded | 19 January 2021 10:11 CET | Update | N/A |
| article html file updated | 14 January 2021 07:35 CET | Original file | N/A |
| article pdf uploaded. | 14 January 2021 07:34 CET | Version of Record | https://www.mdpi.com/2218-1997/7/1/15/pdf-vor |
| article xml uploaded. | 14 January 2021 07:34 CET | Update | N/A |
| article xml file uploaded | 14 January 2021 07:34 CET | Original file | N/A |
