| article html file updated | 7 February 2020 04:12 CET | Update | https://www.mdpi.com/1424-8220/16/2/186 |
| article html file updated | 6 May 2019 01:08 CEST | Update | - |
| article html file updated | 26 March 2019 19:57 CET | Original file | - |
| article pdf uploaded. | 2 February 2016 11:14 CET | Version of Record | https://www.mdpi.com/1424-8220/16/2/186/pdf |
| article xml uploaded. | 2 February 2016 11:14 CET | Original file | https://www.mdpi.com/1424-8220/16/2/186/xml |
