| article html file updated | 6 February 2020 10:45 CET | Update | https://www.mdpi.com/2072-4292/6/7/6524 |
| article html file updated | 7 May 2019 11:33 CEST | Update | N/A |
| article html file updated | 21 March 2019 21:00 CET | Update | N/A |
| article html file updated | 20 August 2015 12:54 CEST | Update | N/A |
| article html file updated | 13 August 2014 12:52 CEST | Original file | N/A |
| article xml file uploaded | 13 August 2014 12:51 CEST | Original file | https://www.mdpi.com/2072-4292/6/7/6524/xml |
| article pdf uploaded. | 16 July 2014 14:19 CEST | Version of Record | https://www.mdpi.com/2072-4292/6/7/6524/pdf |
