| article html file updated | 6 February 2020 05:01 CET | Update | https://www.mdpi.com/1422-0067/14/10/21071 |
| article html file updated | 7 May 2019 23:04 CEST | Update | - |
| article html file updated | 21 March 2019 06:17 CET | Update | - |
| article html file updated | 17 June 2015 14:05 CEST | Update | - |
| article html file updated | 11 November 2013 10:39 CET | Original file | - |
| article xml file uploaded | 11 November 2013 10:38 CET | Original file | https://www.mdpi.com/1422-0067/14/10/21071/xml |
| article pdf uploaded. | 21 October 2013 12:16 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/10/21071/pdf |
