| article html file updated | 5 February 2020 19:07 CET | Update | https://www.mdpi.com/2072-4292/4/1/220 |
| article html file updated | 8 May 2019 20:58 CEST | Update | - |
| article html file updated | 25 March 2019 08:47 CET | Update | - |
| article html file updated | 16 June 2015 21:08 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/2072-4292/4/1/220/xml |
| article html file updated | 7 February 2013 09:45 CET | Update | - |
| article html file updated | 7 February 2013 00:16 CET | Update | - |
| article html file updated | 6 February 2013 05:34 CET | Update | - |
| article html file updated | 29 January 2013 01:19 CET | Update | - |
| article html file updated | 26 January 2013 07:30 CET | Update | - |
| article html file updated | 23 January 2013 07:43 CET | Original file | - |
