| article html file updated | 6 February 2020 11:45 CET | Update | https://www.mdpi.com/2072-6651/6/9/2594 |
| article html file updated | 7 May 2019 09:11 CEST | Update | - |
| article html file updated | 21 March 2019 23:44 CET | Update | - |
| article html file updated | 20 August 2015 16:27 CEST | Update | - |
| article html file updated | 30 September 2014 10:19 CEST | Original file | - |
| article xml file uploaded | 30 September 2014 10:19 CEST | Original file | https://www.mdpi.com/2072-6651/6/9/2594/xml |
| article pdf uploaded. | 25 August 2014 14:24 CEST | Version of Record | https://www.mdpi.com/2072-6651/6/9/2594/pdf |
