| article html file updated | 5 February 2020 19:14 CET | Update | https://www.mdpi.com/1422-0067/13/2/1284 |
| article html file updated | 8 May 2019 20:46 CEST | Update | - |
| article html file updated | 25 March 2019 08:59 CET | Update | - |
| article html file updated | 16 June 2015 21:19 CEST | Update | - |
| article html file updated | 14 August 2014 12:05 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:05 CEST | Update | https://www.mdpi.com/1422-0067/13/2/1284/xml |
| article html file updated | 7 February 2013 09:55 CET | Update | - |
| article html file updated | 7 February 2013 00:25 CET | Update | - |
| article html file updated | 6 February 2013 05:43 CET | Update | - |
| article html file updated | 29 January 2013 01:27 CET | Update | - |
| article html file updated | 26 January 2013 07:43 CET | Update | - |
| article html file updated | 25 January 2013 15:52 CET | Update | - |
| article xml uploaded. | 25 January 2013 15:52 CET | Update | - |
| article html file updated | 23 January 2013 08:24 CET | Update | - |
| article html file updated | 16 January 2013 11:50 CET | Original file | - |
| article xml uploaded. | 16 January 2013 11:50 CET | Original file | - |
