| article html file updated | 6 February 2020 12:57 CET | Update | https://www.mdpi.com/1422-0067/15/10/18840 |
| article html file updated | 7 May 2019 06:53 CEST | Update | - |
| article html file updated | 22 March 2019 02:55 CET | Update | - |
| article html file updated | 20 August 2015 23:37 CEST | Update | - |
| article html file updated | 11 November 2014 10:20 CET | Update | - |
| article xml file uploaded | 11 November 2014 10:20 CET | Update | https://www.mdpi.com/1422-0067/15/10/18840/xml |
| article html file updated | 31 October 2014 11:35 CET | Original file | - |
| article xml file uploaded | 31 October 2014 11:35 CET | Original file | - |
| article pdf uploaded. | 20 October 2014 11:00 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/10/18840/pdf |