| article html file updated | 7 February 2020 00:06 CET | Update | https://www.mdpi.com/2073-4336/6/4/495 |
| article html file updated | 6 May 2019 08:40 CEST | Update | - |
| article html file updated | 26 March 2019 13:09 CET | Original file | - |
| article supplementary file uploaded. | 22 October 2015 14:53 CEST | - | https://www.mdpi.com/2073-4336/6/4/495#supplementary |
| article pdf uploaded. | 22 October 2015 14:53 CEST | Version of Record | https://www.mdpi.com/2073-4336/6/4/495/pdf |
