| article html file updated | 16 June 2015 20:22 CEST | Update | https://www.mdpi.com/2073-4360/3/4/2078 |
| article html file updated | 14 August 2014 12:04 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 12:04 CEST | Original file | https://www.mdpi.com/2073-4360/3/4/2078/xml |
| article html file updated | 6 February 2013 23:44 CET | Update | N/A |
| article html file updated | 6 February 2013 04:42 CET | Update | N/A |
| article html file updated | 29 January 2013 00:49 CET | Update | N/A |
| article html file updated | 26 January 2013 06:39 CET | Update | N/A |
| article html file updated | 23 January 2013 03:59 CET | Original file | N/A |
