| article html file updated | 1 September 2025 10:08 CEST | Update | https://www.mdpi.com/2218-2004/8/4/67 |
| article html file updated | 22 July 2022 09:40 CEST | Update | N/A |
| article html file updated | 27 October 2020 13:56 CET | Update | N/A |
| article pdf uploaded. | 27 October 2020 13:55 CET | Updated version of record | https://www.mdpi.com/2218-2004/8/4/67/pdf |
| article xml uploaded. | 27 October 2020 13:55 CET | Update | https://www.mdpi.com/2218-2004/8/4/67/xml |
| article xml file uploaded | 27 October 2020 13:55 CET | Update | N/A |
| article html file updated | 27 October 2020 12:56 CET | Original file | N/A |
| article pdf uploaded. | 27 October 2020 12:54 CET | Updated version of record | https://www.mdpi.com/2218-2004/8/4/67/pdf-vor |
| article xml uploaded. | 27 October 2020 12:54 CET | Update | N/A |
| article xml file uploaded | 27 October 2020 12:54 CET | Original file | N/A |
| article pdf uploaded. | 4 October 2020 13:45 CEST | Version of Record | https://www.mdpi.com/2218-2004/8/4/67/pdf-vor |
