| article html file updated | 5 February 2020 23:39 CET | Update | https://www.mdpi.com/1660-4601/10/1/72 |
| article html file updated | 8 May 2019 10:36 CEST | Update | - |
| article html file updated | 20 March 2019 16:24 CET | Update | - |
| article html file updated | 17 June 2015 05:04 CEST | Update | - |
| article html file updated | 8 February 2013 09:18 CET | Update | - |
| article html file updated | 7 February 2013 17:37 CET | Update | - |
| article html file updated | 5 February 2013 10:25 CET | Update | - |
| article xml file uploaded | 5 February 2013 10:25 CET | Original file | https://www.mdpi.com/1660-4601/10/1/72/xml |
| article html file updated | 24 January 2013 11:43 CET | Original file | - |