| article html file updated | 7 February 2020 01:01 CET | Update | https://www.mdpi.com/1424-8220/15/11/28979 |
| article html file updated | 6 May 2019 07:02 CEST | Update | N/A |
| article html file updated | 26 March 2019 14:45 CET | Original file | N/A |
| article pdf uploaded. | 17 November 2015 09:13 CET | Version of Record | https://www.mdpi.com/1424-8220/15/11/28979/pdf |
| article xml uploaded. | 17 November 2015 09:13 CET | Original file | https://www.mdpi.com/1424-8220/15/11/28979/xml |
