| article html file updated | 7 February 2020 01:42 CET | Update | https://www.mdpi.com/1424-8220/15/12/29795 |
| article html file updated | 6 May 2019 06:04 CEST | Update | - |
| article html file updated | 26 March 2019 15:37 CET | Original file | - |
| article pdf uploaded. | 3 December 2015 09:11 CET | Version of Record | https://www.mdpi.com/1424-8220/15/12/29795/pdf |
| article xml uploaded. | 3 December 2015 09:11 CET | Original file | https://www.mdpi.com/1424-8220/15/12/29795/xml |
