| article html file updated | 5 February 2020 20:03 CET | Update | https://www.mdpi.com/2073-4352/2/2/224 |
| article html file updated | 8 May 2019 18:57 CEST | Update | N/A |
| article html file updated | 25 March 2019 10:28 CET | Update | N/A |
| article html file updated | 16 June 2015 23:08 CEST | Update | N/A |
| article html file updated | 14 August 2014 11:41 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 11:41 CEST | Update | https://www.mdpi.com/2073-4352/2/2/224/xml |
| article html file updated | 14 August 2014 11:21 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 11:21 CEST | Original file | N/A |
| article html file updated | 7 February 2013 11:41 CET | Update | N/A |
| article html file updated | 7 February 2013 01:41 CET | Update | N/A |
| article html file updated | 6 February 2013 07:07 CET | Update | N/A |
| article html file updated | 29 January 2013 02:45 CET | Update | N/A |
| article html file updated | 26 January 2013 09:38 CET | Update | N/A |
| article html file updated | 23 January 2013 15:04 CET | Original file | N/A |
