| article html file updated | 5 February 2020 20:35 CET | Update | https://www.mdpi.com/2075-4450/3/2/532 |
| article html file updated | 19 September 2019 10:46 CEST | Update | - |
| article html file updated | 8 May 2019 17:47 CEST | Update | - |
| article html file updated | 25 March 2019 11:34 CET | Update | - |
| article html file updated | 17 June 2015 00:09 CEST | Update | - |
| article html file updated | 27 January 2015 07:03 CET | Update | - |
| article xml file uploaded | 27 January 2015 07:03 CET | Original file | https://www.mdpi.com/2075-4450/3/2/532/xml |
| article html file updated | 7 February 2013 12:32 CET | Update | - |
| article html file updated | 7 February 2013 02:30 CET | Update | - |
| article html file updated | 6 February 2013 07:56 CET | Update | - |
| article html file updated | 29 January 2013 03:54 CET | Update | - |
| article html file updated | 26 January 2013 10:47 CET | Update | - |
| article html file updated | 23 January 2013 18:33 CET | Original file | - |
