| article html file updated | 7 February 2020 18:53 CET | Update | https://www.mdpi.com/1424-8220/16/12/2031 |
| article html file updated | 22 September 2019 08:05 CEST | Update | - |
| article html file updated | 4 May 2019 20:46 CEST | Update | - |
| article html file updated | 27 December 2016 12:46 CET | Update | - |
| article html file updated | 21 December 2016 12:44 CET | Update | - |
| article xml uploaded. | 21 December 2016 12:43 CET | Update | https://www.mdpi.com/1424-8220/16/12/2031/xml |
| article pdf uploaded. | 21 December 2016 12:43 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/12/2031/pdf |
| article html file updated | 30 November 2016 22:21 CET | Original file | - |
| article xml uploaded. | 30 November 2016 15:46 CET | Original file | - |
| article pdf uploaded. | 30 November 2016 15:46 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2031/pdf-vor |
