| article html file updated | 21 August 2015 08:46 CEST | Update | https://www.mdpi.com/1424-8220/15/3/6217 |
| article html file updated | 21 April 2015 06:02 CEST | Update | N/A |
| article xml file uploaded | 21 April 2015 06:02 CEST | Update | https://www.mdpi.com/1424-8220/15/3/6217/xml |
| article html file updated | 17 April 2015 13:52 CEST | Update | N/A |
| article xml file uploaded | 17 April 2015 13:52 CEST | Update | N/A |
| article html file updated | 3 April 2015 12:08 CEST | Original file | N/A |
| article xml file uploaded | 3 April 2015 12:08 CEST | Original file | N/A |
| article pdf uploaded. | 13 March 2015 12:08 CET | Version of Record | https://www.mdpi.com/1424-8220/15/3/6217/pdf |
