| article html file updated | 19 August 2015 17:25 CEST | Update | https://www.mdpi.com/1424-8220/14/1/1497 |
| article html file updated | 20 February 2014 09:36 CET | Original file | N/A |
| article xml file uploaded | 20 February 2014 09:36 CET | Original file | https://www.mdpi.com/1424-8220/14/1/1497/xml |
| article pdf uploaded. | 15 January 2014 11:03 CET | Version of Record | https://www.mdpi.com/1424-8220/14/1/1497/pdf |
