| article html file updated | 6 February 2020 02:18 CET | Update | https://www.mdpi.com/1422-0067/14/6/11113 |
| article html file updated | 8 May 2019 04:46 CEST | Update | - |
| article html file updated | 20 March 2019 22:57 CET | Update | - |
| article html file updated | 17 June 2015 09:39 CEST | Update | - |
| article html file updated | 30 July 2013 13:47 CEST | Update | - |
| article xml file uploaded | 30 July 2013 13:47 CEST | Update | https://www.mdpi.com/1422-0067/14/6/11113/xml |
| article html file updated | 19 July 2013 10:18 CEST | Original file | - |
| article xml file uploaded | 19 July 2013 10:17 CEST | Original file | - |
| article pdf uploaded. | 24 May 2013 14:12 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/6/11113/pdf |