| article html file updated | 6 February 2020 04:53 CET | Update | https://www.mdpi.com/1422-0067/14/10/20704 |
| article html file updated | 7 May 2019 23:20 CEST | Update | - |
| article html file updated | 21 March 2019 05:55 CET | Update | - |
| article html file updated | 17 June 2015 13:54 CEST | Update | - |
| article html file updated | 11 November 2013 10:21 CET | Original file | - |
| article xml file uploaded | 11 November 2013 10:20 CET | Original file | https://www.mdpi.com/1422-0067/14/10/20704/xml |
| article pdf uploaded. | 15 October 2013 14:04 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/10/20704/pdf |
