| article html file updated | 7 February 2020 19:38 CET | Update | https://www.mdpi.com/1996-1073/9/12/1055 |
| article html file updated | 22 September 2019 11:34 CEST | Update | - |
| article html file updated | 4 May 2019 19:12 CEST | Update | - |
| article html file updated | 28 December 2016 09:05 CET | Update | - |
| article html file updated | 14 December 2016 11:45 CET | Original file | - |
| article xml uploaded. | 14 December 2016 11:44 CET | Update | https://www.mdpi.com/1996-1073/9/12/1055/xml |
| article xml uploaded. | 14 December 2016 11:44 CET | Original file | - |
| article pdf uploaded. | 14 December 2016 11:44 CET | Version of Record | https://www.mdpi.com/1996-1073/9/12/1055/pdf |
