| article html file updated | 7 February 2020 18:39 CET | Update | https://www.mdpi.com/1660-3397/14/12/218 |
| article html file updated | 22 September 2019 07:08 CEST | Update | - |
| article html file updated | 4 May 2019 21:15 CEST | Update | - |
| article html file updated | 28 December 2016 05:02 CET | Update | - |
| article html file updated | 26 November 2016 11:15 CET | Original file | - |
| article xml uploaded. | 26 November 2016 11:14 CET | Update | https://www.mdpi.com/1660-3397/14/12/218/xml |
| article xml uploaded. | 26 November 2016 11:14 CET | Original file | - |
| article pdf uploaded. | 26 November 2016 11:14 CET | Version of Record | https://www.mdpi.com/1660-3397/14/12/218/pdf |
