| article html file updated | 6 February 2020 09:53 CET | Update | https://www.mdpi.com/1660-4601/11/6/6171 |
| article html file updated | 7 May 2019 13:16 CEST | Update | - |
| article html file updated | 21 March 2019 18:39 CET | Update | - |
| article html file updated | 20 August 2015 09:37 CEST | Update | - |
| article html file updated | 2 July 2014 12:28 CEST | Original file | - |
| article xml file uploaded | 2 July 2014 12:28 CEST | Original file | https://www.mdpi.com/1660-4601/11/6/6171/xml |
| article pdf uploaded. | 13 June 2014 11:37 CEST | Updated version of record | https://www.mdpi.com/1660-4601/11/6/6171/pdf |
| article pdf uploaded. | 12 June 2014 08:41 CEST | Version of Record | https://www.mdpi.com/1660-4601/11/6/6171/pdf-vor |
