| article html file updated | 31 August 2025 03:24 CEST | Update | https://www.mdpi.com/2227-9067/6/11/117 |
| article html file updated | 20 July 2022 01:02 CEST | Update | - |
| article html file updated | 14 February 2020 03:26 CET | Update | - |
| article html file updated | 27 November 2019 22:25 CET | Update | - |
| article html file updated | 21 November 2019 04:03 CET | Update | - |
| article pdf uploaded. | 21 November 2019 04:02 CET | Updated version of record | https://www.mdpi.com/2227-9067/6/11/117/pdf |
| article xml uploaded. | 21 November 2019 04:02 CET | Update | https://www.mdpi.com/2227-9067/6/11/117/xml |
| article xml file uploaded | 21 November 2019 04:02 CET | Update | - |
| article html file updated | 24 October 2019 06:32 CEST | Original file | - |
| article pdf uploaded. | 24 October 2019 06:31 CEST | Version of Record | https://www.mdpi.com/2227-9067/6/11/117/pdf-vor |
| article xml uploaded. | 24 October 2019 06:31 CEST | Update | - |
| article xml file uploaded | 24 October 2019 06:30 CEST | Original file | - |
