| article html file updated | 6 February 2020 07:28 CET | Update | https://www.mdpi.com/1660-3397/12/2/1160 |
| article html file updated | 7 May 2019 18:15 CEST | Update | - |
| article html file updated | 21 March 2019 12:49 CET | Update | - |
| article html file updated | 19 August 2015 21:28 CEST | Update | - |
| article html file updated | 18 March 2014 09:48 CET | Original file | - |
| article xml file uploaded | 18 March 2014 09:48 CET | Original file | https://www.mdpi.com/1660-3397/12/2/1160/xml |
| article pdf uploaded. | 24 February 2014 09:42 CET | Version of Record | https://www.mdpi.com/1660-3397/12/2/1160/pdf |
