| article html file updated | 6 February 2020 08:45 CET | Update | https://www.mdpi.com/1660-4601/11/4/4427 |
| article html file updated | 7 May 2019 15:35 CEST | Update | - |
| article html file updated | 21 March 2019 15:53 CET | Update | - |
| article html file updated | 20 August 2015 04:05 CEST | Update | - |
| article html file updated | 27 May 2014 12:36 CEST | Original file | - |
| article xml file uploaded | 27 May 2014 12:36 CEST | Original file | https://www.mdpi.com/1660-4601/11/4/4427/xml |
| article pdf uploaded. | 22 April 2014 11:16 CEST | Version of Record | https://www.mdpi.com/1660-4601/11/4/4427/pdf |
