| article html file updated | 6 February 2020 07:47 CET | Update | https://www.mdpi.com/2072-4292/6/3/2176 |
| article html file updated | 7 May 2019 17:34 CEST | Update | - |
| article html file updated | 21 March 2019 13:36 CET | Update | - |
| article html file updated | 19 August 2015 23:06 CEST | Update | - |
| article html file updated | 14 August 2014 12:04 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:04 CEST | Update | https://www.mdpi.com/2072-4292/6/3/2176/xml |
| article html file updated | 22 April 2014 12:44 CEST | Original file | - |
| article xml file uploaded | 22 April 2014 12:44 CEST | Original file | - |
| article pdf uploaded. | 10 March 2014 09:19 CET | Version of Record | https://www.mdpi.com/2072-4292/6/3/2176/pdf |
