| article html file updated | 6 February 2020 03:37 CET | Update | https://www.mdpi.com/1660-3397/11/8/2785 |
| article html file updated | 8 May 2019 02:06 CEST | Update | - |
| article html file updated | 21 March 2019 02:27 CET | Update | - |
| article html file updated | 17 June 2015 12:00 CEST | Original file | - |
| article pdf uploaded. | 6 August 2013 09:16 CEST | Updated version of record | https://www.mdpi.com/1660-3397/11/8/2785/pdf |
| article pdf uploaded. | 5 August 2013 14:23 CEST | Version of Record | https://www.mdpi.com/1660-3397/11/8/2785/pdf-vor |
