| article html file updated | 6 February 2020 11:10 CET | Update | https://www.mdpi.com/2072-6651/6/8/2291 |
| article html file updated | 7 May 2019 10:38 CEST | Update | - |
| article html file updated | 21 March 2019 22:13 CET | Update | - |
| article html file updated | 20 August 2015 14:19 CEST | Update | - |
| article html file updated | 28 August 2014 11:29 CEST | Original file | - |
| article xml file uploaded | 28 August 2014 11:29 CEST | Original file | https://www.mdpi.com/2072-6651/6/8/2291/xml |
| article supplementary file uploaded. | 4 August 2014 08:48 CEST | - | https://www.mdpi.com/2072-6651/6/8/2291#supplementary |
| article pdf uploaded. | 4 August 2014 08:48 CEST | Version of Record | https://www.mdpi.com/2072-6651/6/8/2291/pdf |