| article html file updated | 11 November 2015 10:26 CET | Update | https://www.mdpi.com/1424-8220/7/1/52 |
| article xml file uploaded | 11 November 2015 10:26 CET | Update | https://www.mdpi.com/1424-8220/7/1/52/xml |
| article html file updated | 29 August 2013 08:49 CEST | Original file | N/A |
| article xml file uploaded | 29 August 2013 08:49 CEST | Original file | N/A |
