| article html file updated | 7 February 2020 00:37 CET | Update | https://www.mdpi.com/1996-1073/8/11/12328 |
| article html file updated | 6 May 2019 07:39 CEST | Update | N/A |
| article html file updated | 26 March 2019 14:09 CET | Original file | N/A |
| article pdf uploaded. | 5 November 2015 14:30 CET | Version of Record | https://www.mdpi.com/1996-1073/8/11/12328/pdf |
