| article html file updated | 7 February 2020 03:52 CET | Update | https://www.mdpi.com/1424-8220/16/2/154 |
| article html file updated | 6 May 2019 01:45 CEST | Update | - |
| article html file updated | 26 March 2019 19:19 CET | Original file | - |
| article pdf uploaded. | 3 February 2016 08:50 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/2/154/pdf |
| article pdf uploaded. | 27 January 2016 15:21 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/2/154/pdf-vor |
| article pdf uploaded. | 26 January 2016 08:49 CET | Version of Record | https://www.mdpi.com/1424-8220/16/2/154/pdf-vor |
| article xml uploaded. | 26 January 2016 08:49 CET | Original file | https://www.mdpi.com/1424-8220/16/2/154/xml |
