| article html file updated | 2 September 2025 02:22 CEST | Update | https://www.mdpi.com/2079-6439/9/4/21 |
| article html file updated | 25 July 2022 10:13 CEST | Update | N/A |
| article html file updated | 3 August 2021 21:17 CEST | Update | N/A |
| article html file updated | 10 April 2021 19:29 CEST | Update | N/A |
| article html file updated | 1 April 2021 07:22 CEST | Original file | N/A |
| article pdf uploaded. | 1 April 2021 07:21 CEST | Version of Record | https://www.mdpi.com/2079-6439/9/4/21/pdf |
| article xml uploaded. | 1 April 2021 07:21 CEST | Update | https://www.mdpi.com/2079-6439/9/4/21/xml |
| article xml file uploaded | 1 April 2021 07:21 CEST | Original file | N/A |
