| article html file updated | 7 February 2020 02:03 CET | Update | https://www.mdpi.com/1424-8220/15/12/29836 |
| article html file updated | 6 May 2019 05:21 CEST | Update | - |
| article html file updated | 26 March 2019 16:10 CET | Original file | - |
| article pdf uploaded. | 10 December 2015 10:05 CET | Version of Record | https://www.mdpi.com/1424-8220/15/12/29836/pdf |
| article xml uploaded. | 10 December 2015 10:05 CET | Original file | https://www.mdpi.com/1424-8220/15/12/29836/xml |
