| article html file updated | 7 February 2020 17:15 CET | Update | https://www.mdpi.com/2072-6643/8/11/690 |
| article html file updated | 4 May 2019 23:56 CEST | Update | - |
| article html file updated | 2 December 2016 05:41 CET | Update | - |
| article html file updated | 31 October 2016 10:34 CET | Original file | - |
| article xml uploaded. | 31 October 2016 10:33 CET | Update | https://www.mdpi.com/2072-6643/8/11/690/xml |
| article xml uploaded. | 31 October 2016 10:33 CET | Original file | - |
| article pdf uploaded. | 31 October 2016 10:33 CET | Version of Record | https://www.mdpi.com/2072-6643/8/11/690/pdf |
