| article html file updated | 7 February 2020 16:40 CET | Update | https://www.mdpi.com/1996-1073/9/10/845 |
| article html file updated | 5 May 2019 01:03 CEST | Update | - |
| article html file updated | 28 October 2016 10:04 CEST | Update | - |
| article html file updated | 20 October 2016 08:52 CEST | Original file | - |
| article xml uploaded. | 20 October 2016 08:50 CEST | Update | https://www.mdpi.com/1996-1073/9/10/845/xml |
| article xml uploaded. | 20 October 2016 08:50 CEST | Original file | - |
| article pdf uploaded. | 20 October 2016 08:50 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/10/845/pdf |
