| article html file updated | 31 August 2025 15:26 CEST | Update | https://www.mdpi.com/2073-8994/12/4/491 |
| article html file updated | 20 July 2022 23:56 CEST | Update | - |
| article html file updated | 30 March 2020 13:17 CEST | Original file | - |
| article pdf uploaded. | 30 March 2020 13:15 CEST | Updated version of record | https://www.mdpi.com/2073-8994/12/4/491/pdf |
| article xml uploaded. | 30 March 2020 13:15 CEST | Update | https://www.mdpi.com/2073-8994/12/4/491/xml |
| article xml file uploaded | 30 March 2020 13:15 CEST | Update | - |
| article pdf uploaded. | 25 March 2020 13:15 CET | Version of Record | https://www.mdpi.com/2073-8994/12/4/491/pdf-vor |
| article xml file uploaded | 25 March 2020 13:15 CET | Original file | - |
