| article html file updated | 5 February 2020 20:41 CET | Update | https://www.mdpi.com/2072-4292/4/6/1651 |
| article html file updated | 8 May 2019 17:35 CEST | Update | - |
| article html file updated | 25 March 2019 11:46 CET | Update | - |
| article html file updated | 17 June 2015 00:17 CEST | Update | - |
| article html file updated | 14 August 2014 12:04 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:04 CEST | Original file | https://www.mdpi.com/2072-4292/4/6/1651/xml |
| article html file updated | 7 February 2013 12:41 CET | Update | - |
| article html file updated | 7 February 2013 02:37 CET | Update | - |
| article html file updated | 6 February 2013 08:05 CET | Update | - |
| article html file updated | 29 January 2013 04:11 CET | Update | - |
| article html file updated | 26 January 2013 10:58 CET | Update | - |
| article html file updated | 23 January 2013 19:12 CET | Original file | - |
