| article html file updated | 31 August 2025 15:36 CEST | Update | https://www.mdpi.com/2076-0760/9/4/34 |
| article html file updated | 21 July 2022 00:06 CEST | Update | - |
| article html file updated | 31 March 2020 15:11 CEST | Original file | - |
| article pdf uploaded. | 31 March 2020 15:09 CEST | Updated version of record | https://www.mdpi.com/2076-0760/9/4/34/pdf |
| article xml uploaded. | 31 March 2020 15:09 CEST | Update | https://www.mdpi.com/2076-0760/9/4/34/xml |
| article xml file uploaded | 31 March 2020 15:09 CEST | Update | - |
| article pdf uploaded. | 26 March 2020 17:10 CET | Version of Record | https://www.mdpi.com/2076-0760/9/4/34/pdf-vor |
| article xml file uploaded | 26 March 2020 17:09 CET | Original file | - |
