| article html file updated | 7 February 2020 17:12 CET | Update | https://www.mdpi.com/1996-1073/9/11/886 |
| article html file updated | 5 May 2019 00:03 CEST | Update | N/A |
| article html file updated | 30 November 2016 05:28 CET | Update | N/A |
| article html file updated | 29 October 2016 09:14 CEST | Original file | N/A |
| article xml uploaded. | 29 October 2016 09:13 CEST | Update | https://www.mdpi.com/1996-1073/9/11/886/xml |
| article xml uploaded. | 29 October 2016 09:13 CEST | Original file | N/A |
| article pdf uploaded. | 29 October 2016 09:13 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/11/886/pdf |
