| article html file updated | 31 August 2025 16:00 CEST | Update | https://www.mdpi.com/2076-0817/9/4/254 |
| article html file updated | 21 July 2022 00:29 CEST | Update | - |
| article html file updated | 31 March 2020 13:23 CEST | Original file | - |
| article pdf uploaded. | 31 March 2020 13:21 CEST | Version of Record | https://www.mdpi.com/2076-0817/9/4/254/pdf |
| article xml uploaded. | 31 March 2020 13:21 CEST | Update | https://www.mdpi.com/2076-0817/9/4/254/xml |
| article xml file uploaded | 31 March 2020 13:21 CEST | Original file | - |
