| article html file updated | 7 February 2020 17:15 CET | Update | https://www.mdpi.com/2073-8994/8/11/118 |
| article html file updated | 4 May 2019 23:57 CEST | Update | - |
| article html file updated | 30 November 2016 06:47 CET | Update | - |
| article html file updated | 31 October 2016 10:28 CET | Original file | - |
| article xml uploaded. | 31 October 2016 10:26 CET | Update | https://www.mdpi.com/2073-8994/8/11/118/xml |
| article xml uploaded. | 31 October 2016 10:26 CET | Update | - |
| article xml uploaded. | 31 October 2016 10:26 CET | Original file | - |
| article pdf uploaded. | 31 October 2016 10:26 CET | Version of Record | https://www.mdpi.com/2073-8994/8/11/118/pdf |
