| article html file updated | 6 February 2020 17:56 CET | Update | https://www.mdpi.com/2072-6694/7/2/679 |
| article html file updated | 6 May 2019 21:24 CEST | Update | - |
| article html file updated | 26 March 2019 01:10 CET | Update | - |
| article html file updated | 21 August 2015 11:00 CEST | Update | - |
| article html file updated | 7 July 2015 04:43 CEST | Original file | - |
| article xml file uploaded | 7 July 2015 04:43 CEST | Original file | https://www.mdpi.com/2072-6694/7/2/679/xml |
| article pdf uploaded. | 22 April 2015 15:39 CEST | Version of Record | https://www.mdpi.com/2072-6694/7/2/679/pdf |
