| article html file updated | 7 February 2020 18:50 CET | Update | https://www.mdpi.com/1996-1073/9/12/1010 |
| article html file updated | 22 September 2019 07:50 CEST | Update | - |
| article html file updated | 4 May 2019 20:53 CEST | Update | - |
| article html file updated | 28 December 2016 08:55 CET | Update | - |
| article html file updated | 30 November 2016 22:17 CET | Original file | - |
| article xml uploaded. | 30 November 2016 15:25 CET | Update | https://www.mdpi.com/1996-1073/9/12/1010/xml |
| article xml uploaded. | 30 November 2016 15:25 CET | Original file | - |
| article pdf uploaded. | 30 November 2016 15:25 CET | Version of Record | https://www.mdpi.com/1996-1073/9/12/1010/pdf |
