| article html file updated | 6 February 2020 21:38 CET | Update | https://www.mdpi.com/2072-6694/7/3/851 |
| article html file updated | 6 May 2019 13:48 CEST | Update | - |
| article html file updated | 26 March 2019 08:29 CET | Original file | - |
| article xml file uploaded | 29 September 2015 12:39 CEST | Original file | https://www.mdpi.com/2072-6694/7/3/851/xml |
| article pdf uploaded. | 11 August 2015 14:48 CEST | Version of Record | https://www.mdpi.com/2072-6694/7/3/851/pdf |
