| article html file updated | 5 February 2020 14:41 CET | Update | https://www.mdpi.com/2072-6694/2/2/1107 |
| article html file updated | 9 May 2019 06:00 CEST | Update | N/A |
| article html file updated | 20 March 2019 00:49 CET | Update | N/A |
| article html file updated | 16 June 2015 10:05 CEST | Update | N/A |
| article html file updated | 22 November 2013 11:26 CET | Original file | N/A |
| article xml file uploaded | 22 November 2013 11:26 CET | Original file | https://www.mdpi.com/2072-6694/2/2/1107/xml |
