| article html file updated | 6 February 2020 10:38 CET | Update | https://www.mdpi.com/2072-6651/6/7/2041 |
| article html file updated | 7 May 2019 11:47 CEST | Update | - |
| article html file updated | 21 March 2019 20:37 CET | Update | - |
| article html file updated | 20 August 2015 12:28 CEST | Update | - |
| article html file updated | 29 July 2014 11:04 CEST | Original file | - |
| article xml file uploaded | 29 July 2014 11:03 CEST | Original file | https://www.mdpi.com/2072-6651/6/7/2041/xml |
| article pdf uploaded. | 11 July 2014 09:19 CEST | Version of Record | https://www.mdpi.com/2072-6651/6/7/2041/pdf |
