| article html file updated | 7 February 2020 17:03 CET | Update | https://www.mdpi.com/2073-4352/6/11/137 |
| article html file updated | 5 May 2019 00:19 CEST | Update | - |
| article html file updated | 30 November 2016 06:39 CET | Update | - |
| article html file updated | 27 October 2016 05:09 CEST | Original file | - |
| article xml uploaded. | 27 October 2016 05:08 CEST | Update | https://www.mdpi.com/2073-4352/6/11/137/xml |
| article xml uploaded. | 27 October 2016 05:08 CEST | Original file | - |
| article pdf uploaded. | 27 October 2016 05:07 CEST | Version of Record | https://www.mdpi.com/2073-4352/6/11/137/pdf |
