| article html file updated | 5 February 2020 16:14 CET | Update | https://www.mdpi.com/1660-4601/8/1/15 |
| article html file updated | 9 May 2019 02:55 CEST | Update | N/A |
| article html file updated | 20 March 2019 04:49 CET | Update | N/A |
| article html file updated | 16 June 2015 13:14 CEST | Update | N/A |
| article html file updated | 14 August 2014 11:42 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 11:42 CEST | Update | https://www.mdpi.com/1660-4601/8/1/15/xml |
| article html file updated | 14 August 2014 11:22 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 11:22 CEST | Original file | N/A |
| article html file updated | 6 February 2013 19:18 CET | Update | N/A |
| article html file updated | 5 February 2013 23:12 CET | Update | N/A |
| article html file updated | 28 January 2013 20:43 CET | Update | N/A |
| article html file updated | 26 January 2013 00:19 CET | Update | N/A |
| article html file updated | 22 January 2013 07:30 CET | Original file | N/A |
