| article html file updated | 30 August 2025 20:48 CEST | Update | https://www.mdpi.com/2077-0383/8/6/809 |
| article html file updated | 20 July 2022 15:59 CEST | Update | - |
| article html file updated | 12 February 2020 18:02 CET | Update | - |
| article html file updated | 21 October 2019 10:48 CEST | Update | - |
| article html file updated | 6 June 2019 09:49 CEST | Original file | - |
| article pdf uploaded. | 6 June 2019 09:48 CEST | Version of Record | https://www.mdpi.com/2077-0383/8/6/809/pdf |
| article xml uploaded. | 6 June 2019 09:48 CEST | Update | https://www.mdpi.com/2077-0383/8/6/809/xml |
| article xml file uploaded | 6 June 2019 09:48 CEST | Original file | - |
