| article html file updated | 6 February 2020 10:00 CET | Update | https://www.mdpi.com/2072-4292/6/6/5650 |
| article html file updated | 7 May 2019 13:02 CEST | Update | N/A |
| article html file updated | 21 March 2019 18:59 CET | Update | N/A |
| article html file updated | 20 August 2015 10:05 CEST | Update | N/A |
| article html file updated | 10 July 2014 05:57 CEST | Original file | N/A |
| article xml file uploaded | 10 July 2014 05:57 CEST | Original file | https://www.mdpi.com/2072-4292/6/6/5650/xml |
| article pdf uploaded. | 19 June 2014 11:34 CEST | Updated version of record | https://www.mdpi.com/2072-4292/6/6/5650/pdf |
| article pdf uploaded. | 17 June 2014 10:50 CEST | Version of Record | https://www.mdpi.com/2072-4292/6/6/5650/pdf-vor |
