| article html file updated | 31 August 2025 12:42 CEST | Update | https://www.mdpi.com/2218-6581/9/1/8 |
| article html file updated | 20 July 2022 21:12 CEST | Update | - |
| article html file updated | 25 March 2020 12:07 CET | Original file | - |
| article pdf uploaded. | 25 March 2020 12:05 CET | Updated version of record | https://www.mdpi.com/2218-6581/9/1/8/pdf |
| article xml uploaded. | 25 March 2020 12:05 CET | Update | https://www.mdpi.com/2218-6581/9/1/8/xml |
| article xml file uploaded | 25 March 2020 12:05 CET | Update | - |
| article pdf uploaded. | 25 February 2020 14:57 CET | Version of Record | https://www.mdpi.com/2218-6581/9/1/8/pdf-vor |
| article xml file uploaded | 25 February 2020 14:57 CET | Original file | - |
