| article html file updated | 31 August 2025 17:29 CEST | Update | https://www.mdpi.com/2079-3197/8/2/31 |
| article html file updated | 21 July 2022 01:57 CEST | Update | - |
| article html file updated | 15 April 2020 14:07 CEST | Original file | - |
| article pdf uploaded. | 15 April 2020 14:05 CEST | Version of Record | https://www.mdpi.com/2079-3197/8/2/31/pdf |
| article xml uploaded. | 15 April 2020 14:05 CEST | Update | https://www.mdpi.com/2079-3197/8/2/31/xml |
| article xml file uploaded | 15 April 2020 14:05 CEST | Original file | - |
