| article html file updated | 31 August 2025 17:37 CEST | Update | https://www.mdpi.com/2076-3921/9/4/323 |
| article html file updated | 21 July 2022 02:05 CEST | Update | - |
| article html file updated | 26 April 2020 15:24 CEST | Original file | - |
| article pdf uploaded. | 26 April 2020 15:22 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/4/323/pdf |
| article xml uploaded. | 26 April 2020 15:22 CEST | Update | https://www.mdpi.com/2076-3921/9/4/323/xml |
| article xml file uploaded | 26 April 2020 15:22 CEST | Update | - |
| article pdf uploaded. | 16 April 2020 14:25 CEST | Version of Record | https://www.mdpi.com/2076-3921/9/4/323/pdf-vor |
| article xml file uploaded | 16 April 2020 14:25 CEST | Original file | - |
