| article html file updated | 7 February 2020 17:14 CET | Update | https://www.mdpi.com/1996-1073/9/11/890 |
| article html file updated | 4 May 2019 23:59 CEST | Update | - |
| article html file updated | 30 November 2016 05:32 CET | Update | - |
| article html file updated | 29 October 2016 13:14 CEST | Original file | - |
| article xml uploaded. | 29 October 2016 13:12 CEST | Update | https://www.mdpi.com/1996-1073/9/11/890/xml |
| article xml uploaded. | 29 October 2016 13:12 CEST | Original file | - |
| article pdf uploaded. | 29 October 2016 13:12 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/11/890/pdf |
