| article html file updated | 17 June 2015 06:27 CEST | Update | https://www.mdpi.com/1424-8220/13/2/2349 |
| article html file updated | 30 October 2013 09:57 CET | Update | N/A |
| article xml file uploaded | 30 October 2013 09:57 CET | Update | https://www.mdpi.com/1424-8220/13/2/2349/xml |
| article html file updated | 23 April 2013 15:25 CEST | Update | N/A |
| article xml file uploaded | 23 April 2013 15:25 CEST | Update | N/A |
| article html file updated | 25 March 2013 12:39 CET | Original file | N/A |
| article xml file uploaded | 25 March 2013 12:39 CET | Original file | N/A |
| article pdf uploaded. | 18 February 2013 12:27 CET | Updated version of record | https://www.mdpi.com/1424-8220/13/2/2349/pdf |
| article pdf uploaded. | 8 February 2013 09:56 CET | Version of Record | https://www.mdpi.com/1424-8220/13/2/2349/pdf-vor |
