| article html file updated | 31 August 2025 23:57 CEST | Update | https://www.mdpi.com/2077-0383/9/6/1900 |
| article html file updated | 21 July 2022 21:12 CEST | Update | - |
| article html file updated | 18 June 2020 10:10 CEST | Update | - |
| article pdf uploaded. | 18 June 2020 10:08 CEST | Updated version of record | https://www.mdpi.com/2077-0383/9/6/1900/pdf |
| article xml uploaded. | 18 June 2020 10:08 CEST | Update | https://www.mdpi.com/2077-0383/9/6/1900/xml |
| article xml file uploaded | 18 June 2020 10:08 CEST | Update | - |
| article html file updated | 18 June 2020 05:20 CEST | Original file | - |
| article pdf uploaded. | 18 June 2020 05:18 CEST | Updated version of record | https://www.mdpi.com/2077-0383/9/6/1900/pdf-vor |
| article xml file uploaded | 18 June 2020 05:18 CEST | Original file | - |
| article pdf uploaded. | 17 June 2020 17:36 CEST | Version of Record | https://www.mdpi.com/2077-0383/9/6/1900/pdf-vor |
