| article html file updated | 7 February 2020 16:40 CET | Update | https://www.mdpi.com/1996-1073/9/10/835 |
| article html file updated | 5 May 2019 01:04 CEST | Update | - |
| article html file updated | 28 October 2016 10:02 CEST | Update | - |
| article html file updated | 20 October 2016 04:34 CEST | Original file | - |
| article xml uploaded. | 20 October 2016 04:33 CEST | Update | https://www.mdpi.com/1996-1073/9/10/835/xml |
| article xml uploaded. | 20 October 2016 04:33 CEST | Original file | - |
| article pdf uploaded. | 20 October 2016 04:33 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/10/835/pdf |
