| article html file updated | 7 February 2020 05:24 CET | Update | https://www.mdpi.com/1424-8220/16/3/325 |
| article html file updated | 5 May 2019 22:31 CEST | Update | - |
| article html file updated | 26 March 2019 22:29 CET | Update | - |
| article html file updated | 30 March 2016 07:48 CEST | Original file | - |
| article pdf uploaded. | 11 March 2016 06:54 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/3/325/pdf |
| article xml uploaded. | 11 March 2016 06:54 CET | Update | https://www.mdpi.com/1424-8220/16/3/325/xml |
| article pdf uploaded. | 3 March 2016 10:45 CET | Version of Record | https://www.mdpi.com/1424-8220/16/3/325/pdf-vor |
