| article html file updated | 6 February 2020 00:18 CET | Update | https://www.mdpi.com/1422-0067/14/2/2916 |
| article html file updated | 8 May 2019 09:04 CEST | Update | - |
| article html file updated | 20 March 2019 17:59 CET | Update | - |
| article html file updated | 17 June 2015 06:00 CEST | Update | - |
| article html file updated | 3 December 2013 08:15 CET | Update | - |
| article xml file uploaded | 3 December 2013 08:15 CET | Update | https://www.mdpi.com/1422-0067/14/2/2916/xml |
| article html file updated | 5 March 2013 18:53 CET | Original file | - |
| article xml file uploaded | 5 March 2013 18:53 CET | Original file | - |
| article pdf uploaded. | 30 January 2013 13:27 CET | Version of Record | https://www.mdpi.com/1422-0067/14/2/2916/pdf |
