| article html file updated | 6 February 2020 14:01 CET | Update | https://www.mdpi.com/2073-4441/6/12/3701 |
| article html file updated | 7 May 2019 04:48 CEST | Update | - |
| article html file updated | 25 March 2019 18:29 CET | Update | - |
| article html file updated | 21 August 2015 02:54 CEST | Original file | - |
| article pdf uploaded. | 28 November 2014 11:19 CET | Version of Record | https://www.mdpi.com/2073-4441/6/12/3701/pdf |
