| article html file updated | 6 February 2020 08:21 CET | Update | https://www.mdpi.com/1660-3397/12/4/2054 |
| article html file updated | 7 May 2019 16:25 CEST | Update | - |
| article html file updated | 21 March 2019 14:55 CET | Update | - |
| article html file updated | 20 August 2015 02:05 CEST | Original file | - |
| article supplementary file uploaded. | 3 April 2014 08:43 CEST | - | https://www.mdpi.com/1660-3397/12/4/2054#supplementary |
| article pdf uploaded. | 3 April 2014 08:43 CEST | Version of Record | https://www.mdpi.com/1660-3397/12/4/2054/pdf |
