| article html file updated | 6 February 2020 11:08 CET | Update | https://www.mdpi.com/2072-6694/6/3/1570 |
| article html file updated | 21 March 2019 22:08 CET | Update | - |
| article html file updated | 20 August 2015 14:13 CEST | Update | - |
| article html file updated | 9 October 2014 11:11 CEST | Original file | - |
| article xml file uploaded | 9 October 2014 11:11 CEST | Original file | https://www.mdpi.com/2072-6694/6/3/1570/xml |
| article pdf uploaded. | 31 July 2014 14:02 CEST | Version of Record | https://www.mdpi.com/2072-6694/6/3/1570/pdf |
