| article html file updated | 30 August 2025 08:15 CEST | Update | https://www.mdpi.com/2227-7390/6/11/220 |
| article html file updated | 17 July 2022 06:26 CEST | Update | - |
| article html file updated | 10 February 2020 18:22 CET | Update | - |
| article html file updated | 9 October 2019 16:52 CEST | Update | - |
| article html file updated | 28 April 2019 14:58 CEST | Update | - |
| article html file updated | 14 April 2019 10:07 CEST | Update | - |
| article html file updated | 1 April 2019 13:08 CEST | Update | - |
| article html file updated | 27 November 2018 12:28 CET | Update | - |
| article html file updated | 6 November 2018 10:50 CET | Original file | - |
| article pdf uploaded. | 6 November 2018 10:48 CET | Updated version of record | https://www.mdpi.com/2227-7390/6/11/220/pdf |
| article xml uploaded. | 6 November 2018 10:48 CET | Update | https://www.mdpi.com/2227-7390/6/11/220/xml |
| article xml file uploaded | 6 November 2018 10:48 CET | Update | - |
| article pdf uploaded. | 28 October 2018 10:55 CET | Version of Record | https://www.mdpi.com/2227-7390/6/11/220/pdf-vor |
| article xml file uploaded | 28 October 2018 10:55 CET | Original file | - |
