| article html file updated | 19 August 2015 23:50 CEST | Update | https://www.mdpi.com/1996-1073/7/3/1555 |
| article html file updated | 3 June 2014 12:08 CEST | Original file | N/A |
| article xml file uploaded | 3 June 2014 12:07 CEST | Original file | https://www.mdpi.com/1996-1073/7/3/1555/xml |
| article pdf uploaded. | 14 March 2014 14:53 CET | Version of Record | https://www.mdpi.com/1996-1073/7/3/1555/pdf |
