| article html file updated | 6 February 2020 04:54 CET | Update | https://www.mdpi.com/1422-0067/14/10/20768 |
| article html file updated | 7 May 2019 23:17 CEST | Update | - |
| article html file updated | 21 March 2019 05:59 CET | Update | - |
| article html file updated | 17 June 2015 13:55 CEST | Update | - |
| article html file updated | 11 November 2013 10:24 CET | Original file | - |
| article xml file uploaded | 11 November 2013 10:22 CET | Original file | https://www.mdpi.com/1422-0067/14/10/20768/xml |
| article pdf uploaded. | 16 October 2013 11:13 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/10/20768/pdf |
