| article html file updated | 6 February 2020 18:13 CET | Update | https://www.mdpi.com/2073-4441/7/5/1959 |
| article html file updated | 6 May 2019 20:52 CEST | Update | - |
| article html file updated | 26 March 2019 01:45 CET | Update | - |
| article html file updated | 21 August 2015 11:26 CEST | Update | - |
| article html file updated | 26 June 2015 11:36 CEST | Original file | - |
| article xml file uploaded | 26 June 2015 11:36 CEST | Original file | https://www.mdpi.com/2073-4441/7/5/1959/xml |
| article pdf uploaded. | 13 May 2015 11:41 CEST | Updated version of record | https://www.mdpi.com/2073-4441/7/5/1959/pdf |
| article pdf uploaded. | 30 April 2015 11:10 CEST | Version of Record | https://www.mdpi.com/2073-4441/7/5/1959/pdf-vor |
