| article html file updated | 8 February 2020 21:40 CET | Update | https://www.mdpi.com/1996-1073/10/11/1913 |
| article html file updated | 28 September 2019 14:35 CEST | Update | - |
| article html file updated | 2 May 2019 13:55 CEST | Update | - |
| article html file updated | 18 April 2019 11:35 CEST | Update | - |
| article html file updated | 30 November 2017 11:37 CET | Update | - |
| article html file updated | 21 November 2017 08:12 CET | Original file | - |
| article xml uploaded. | 21 November 2017 08:11 CET | Update | https://www.mdpi.com/1996-1073/10/11/1913/xml |
| article xml uploaded. | 21 November 2017 08:11 CET | Update | - |
| article xml uploaded. | 21 November 2017 08:11 CET | Original file | - |
| article pdf uploaded. | 21 November 2017 08:11 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/11/1913/pdf |
| article pdf uploaded. | 20 November 2017 10:29 CET | Version of Record | https://www.mdpi.com/1996-1073/10/11/1913/pdf-vor |
