| article html file updated | 7 February 2020 18:36 CET | Update | https://www.mdpi.com/1424-8220/16/12/2001 |
| article html file updated | 4 May 2019 21:21 CEST | Update | - |
| article html file updated | 27 December 2016 12:40 CET | Update | - |
| article html file updated | 25 November 2016 11:09 CET | Original file | - |
| article xml uploaded. | 25 November 2016 11:08 CET | Update | https://www.mdpi.com/1424-8220/16/12/2001/xml |
| article xml uploaded. | 25 November 2016 11:08 CET | Update | - |
| article xml uploaded. | 25 November 2016 11:08 CET | Original file | - |
| article pdf uploaded. | 25 November 2016 11:08 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2001/pdf |
