| article html file updated | 7 February 2020 15:47 CET | Update | https://www.mdpi.com/2075-4701/6/10/234 |
| article html file updated | 5 May 2019 02:41 CEST | Update | - |
| article html file updated | 28 October 2016 10:13 CEST | Update | - |
| article html file updated | 29 September 2016 11:08 CEST | Original file | - |
| article xml uploaded. | 29 September 2016 11:07 CEST | Update | https://www.mdpi.com/2075-4701/6/10/234/xml |
| article xml uploaded. | 29 September 2016 11:07 CEST | Original file | - |
| article pdf uploaded. | 29 September 2016 11:07 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/10/234/pdf |
