| article html file updated | 29 June 2017 13:28 CEST | Update | https://www.mdpi.com/1424-8220/13/11/15861 |
| article html file updated | 29 June 2017 13:27 CEST | Update | N/A |
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| article html file updated | 20 December 2013 09:25 CET | Original file | N/A |
| article xml file uploaded | 20 December 2013 09:25 CET | Original file | https://www.mdpi.com/1424-8220/13/11/15861/xml |
| article pdf uploaded. | 21 November 2013 14:21 CET | Version of Record | https://www.mdpi.com/1424-8220/13/11/15861/pdf |
