| article html file updated | 7 February 2020 18:40 CET | Update | https://www.mdpi.com/1424-8220/16/12/2006 |
| article html file updated | 4 May 2019 21:13 CEST | Update | N/A |
| article html file updated | 27 December 2016 12:41 CET | Update | N/A |
| article html file updated | 26 November 2016 09:41 CET | Original file | N/A |
| article xml uploaded. | 26 November 2016 09:40 CET | Update | https://www.mdpi.com/1424-8220/16/12/2006/xml |
| article xml uploaded. | 26 November 2016 09:40 CET | Update | N/A |
| article xml uploaded. | 26 November 2016 09:40 CET | Original file | N/A |
| article pdf uploaded. | 26 November 2016 09:40 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2006/pdf |
