| article html file updated | 6 February 2020 12:35 CET | Update | https://www.mdpi.com/2073-4441/6/10/2898 |
| article html file updated | 7 May 2019 07:37 CEST | Update | - |
| article html file updated | 22 March 2019 01:52 CET | Update | - |
| article html file updated | 20 August 2015 21:46 CEST | Update | - |
| article html file updated | 28 October 2014 10:47 CET | Original file | - |
| article xml file uploaded | 28 October 2014 10:47 CET | Original file | https://www.mdpi.com/2073-4441/6/10/2898/xml |
| article pdf uploaded. | 29 September 2014 14:30 CEST | Version of Record | https://www.mdpi.com/2073-4441/6/10/2898/pdf |
