| article html file updated | 5 February 2020 20:07 CET | Update | https://www.mdpi.com/2079-4983/3/2/283 |
| article html file updated | 8 May 2019 18:49 CEST | Update | N/A |
| article html file updated | 25 March 2019 10:35 CET | Update | N/A |
| article html file updated | 16 June 2015 23:17 CEST | Update | N/A |
| article html file updated | 18 March 2014 09:42 CET | Update | N/A |
| article xml file uploaded | 18 March 2014 09:42 CET | Original file | https://www.mdpi.com/2079-4983/3/2/283/xml |
| article html file updated | 7 February 2013 11:49 CET | Update | N/A |
| article html file updated | 7 February 2013 01:49 CET | Update | N/A |
| article html file updated | 6 February 2013 07:14 CET | Update | N/A |
| article html file updated | 29 January 2013 02:53 CET | Update | N/A |
| article html file updated | 26 January 2013 09:49 CET | Update | N/A |
| article html file updated | 23 January 2013 15:35 CET | Original file | N/A |
