| article html file updated | 6 February 2020 04:45 CET | Update | https://www.mdpi.com/1422-0067/14/10/20037 |
| article html file updated | 20 September 2019 01:45 CEST | Update | - |
| article html file updated | 7 May 2019 23:37 CEST | Update | - |
| article html file updated | 21 March 2019 05:34 CET | Update | - |
| article html file updated | 17 June 2015 13:41 CEST | Update | - |
| article html file updated | 11 November 2013 09:58 CET | Original file | - |
| article xml file uploaded | 11 November 2013 09:57 CET | Original file | https://www.mdpi.com/1422-0067/14/10/20037/xml |
| article pdf uploaded. | 11 October 2013 17:43 CEST | Updated version of record | https://www.mdpi.com/1422-0067/14/10/20037/pdf |
| article pdf uploaded. | 9 October 2013 14:42 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/10/20037/pdf-vor |
