| article html file updated | 6 February 2020 08:59 CET | Update | https://www.mdpi.com/2072-6643/6/5/1823 |
| article html file updated | 7 May 2019 15:06 CEST | Update | - |
| article html file updated | 21 March 2019 16:25 CET | Update | - |
| article html file updated | 20 August 2015 05:22 CEST | Update | - |
| article html file updated | 5 June 2014 08:57 CEST | Original file | - |
| article xml file uploaded | 5 June 2014 08:57 CEST | Original file | https://www.mdpi.com/2072-6643/6/5/1823/xml |
| article pdf uploaded. | 30 April 2014 18:32 CEST | Version of Record | https://www.mdpi.com/2072-6643/6/5/1823/pdf |
