| article html file updated | 6 February 2020 05:46 CET | Update | https://www.mdpi.com/1660-4601/10/12/6305 |
| article html file updated | 7 May 2019 21:40 CEST | Update | N/A |
| article html file updated | 21 March 2019 08:16 CET | Update | N/A |
| article html file updated | 19 August 2015 11:06 CEST | Update | N/A |
| article html file updated | 7 January 2014 13:16 CET | Original file | N/A |
| article xml file uploaded | 7 January 2014 13:15 CET | Original file | https://www.mdpi.com/1660-4601/10/12/6305/xml |
| article pdf uploaded. | 26 November 2013 13:53 CET | Version of Record | https://www.mdpi.com/1660-4601/10/12/6305/pdf |
