| article html file updated | 20 February 2017 04:34 CET | Update | https://www.mdpi.com/1422-0067/14/2/4203 |
| article html file updated | 17 June 2015 06:41 CEST | Update | - |
| article html file updated | 3 December 2013 08:18 CET | Update | - |
| article xml file uploaded | 3 December 2013 08:18 CET | Update | https://www.mdpi.com/1422-0067/14/2/4203/xml |
| article html file updated | 5 March 2013 19:50 CET | Original file | - |
| article xml file uploaded | 5 March 2013 19:49 CET | Original file | - |
| article supplementary file uploaded. | 20 February 2013 08:57 CET | - | https://www.mdpi.com/1422-0067/14/2/4203#supplementary |
| article pdf uploaded. | 20 February 2013 08:57 CET | Version of Record | https://www.mdpi.com/1422-0067/14/2/4203/pdf |
