| article html file updated | 1 September 2025 10:16 CEST | Update | https://www.mdpi.com/2218-2004/8/4/69 |
| article html file updated | 22 July 2022 09:53 CEST | Update | N/A |
| article html file updated | 9 November 2020 12:55 CET | Update | N/A |
| article pdf uploaded. | 9 November 2020 12:53 CET | Updated version of record | https://www.mdpi.com/2218-2004/8/4/69/pdf |
| article xml uploaded. | 9 November 2020 12:53 CET | Update | https://www.mdpi.com/2218-2004/8/4/69/xml |
| article xml file uploaded | 9 November 2020 12:53 CET | Update | N/A |
| article html file updated | 9 November 2020 05:29 CET | Update | N/A |
| article pdf uploaded. | 9 November 2020 05:27 CET | Updated version of record | https://www.mdpi.com/2218-2004/8/4/69/pdf-vor |
| article xml uploaded. | 9 November 2020 05:27 CET | Update | N/A |
| article xml file uploaded | 9 November 2020 05:27 CET | Update | N/A |
| article html file updated | 4 November 2020 11:23 CET | Original file | N/A |
| article pdf uploaded. | 4 November 2020 11:21 CET | Updated version of record | https://www.mdpi.com/2218-2004/8/4/69/pdf-vor |
| article xml uploaded. | 4 November 2020 11:21 CET | Update | N/A |
| article xml file uploaded | 4 November 2020 11:21 CET | Original file | N/A |
| article pdf uploaded. | 7 October 2020 13:31 CEST | Version of Record | https://www.mdpi.com/2218-2004/8/4/69/pdf-vor |
