| article html file updated | 5 February 2020 22:53 CET | Update | https://www.mdpi.com/2079-4983/3/4/776 |
| article html file updated | 8 May 2019 12:27 CEST | Update | N/A |
| article html file updated | 20 March 2019 14:46 CET | Update | N/A |
| article html file updated | 17 June 2015 03:52 CEST | Update | N/A |
| article html file updated | 5 March 2015 11:20 CET | Update | N/A |
| article xml file uploaded | 5 March 2015 11:20 CET | Update | https://www.mdpi.com/2079-4983/3/4/776/xml |
| article html file updated | 18 March 2014 09:45 CET | Update | N/A |
| article xml file uploaded | 18 March 2014 09:45 CET | Original file | N/A |
| article html file updated | 7 February 2013 16:37 CET | Update | N/A |
| article html file updated | 24 January 2013 08:01 CET | Original file | N/A |
