| article html file updated | 7 February 2020 09:50 CET | Update | https://www.mdpi.com/1424-8220/16/6/833 |
| article html file updated | 5 May 2019 13:35 CEST | Update | - |
| article html file updated | 27 March 2019 06:52 CET | Update | - |
| article html file updated | 29 June 2016 10:33 CEST | Update | - |
| article html file updated | 9 June 2016 13:43 CEST | Update | - |
| article xml uploaded. | 9 June 2016 13:42 CEST | Update | https://www.mdpi.com/1424-8220/16/6/833/xml |
| article pdf uploaded. | 9 June 2016 13:42 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/6/833/pdf |
| article html file updated | 7 June 2016 08:32 CEST | Original file | - |
| article pdf uploaded. | 7 June 2016 08:31 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/6/833/pdf-vor |
