| article html file updated | 7 February 2020 00:47 CET | Update | https://www.mdpi.com/1424-8220/15/11/28513 |
| article html file updated | 6 May 2019 07:20 CEST | Update | - |
| article html file updated | 26 March 2019 14:28 CET | Original file | - |
| article pdf uploaded. | 12 November 2015 10:12 CET | Updated version of record | https://www.mdpi.com/1424-8220/15/11/28513/pdf |
| article pdf uploaded. | 11 November 2015 15:20 CET | Version of Record | https://www.mdpi.com/1424-8220/15/11/28513/pdf-vor |
| article xml uploaded. | 11 November 2015 15:20 CET | Original file | https://www.mdpi.com/1424-8220/15/11/28513/xml |
