| article html file updated | 2 September 2025 06:52 CEST | Update | https://www.mdpi.com/2079-9268/11/2/21 |
| article html file updated | 26 July 2022 19:05 CEST | Update | N/A |
| article html file updated | 13 May 2021 10:31 CEST | Original file | N/A |
| article pdf uploaded. | 13 May 2021 10:29 CEST | Updated version of record | https://www.mdpi.com/2079-9268/11/2/21/pdf |
| article xml uploaded. | 13 May 2021 10:29 CEST | Update | https://www.mdpi.com/2079-9268/11/2/21/xml |
| article xml file uploaded | 13 May 2021 10:29 CEST | Original file | N/A |
| article pdf uploaded. | 12 May 2021 12:41 CEST | Updated version of record | https://www.mdpi.com/2079-9268/11/2/21/pdf-vor |
| article pdf uploaded. | 12 May 2021 12:18 CEST | Version of Record | https://www.mdpi.com/2079-9268/11/2/21/pdf-vor |
