| article html file updated | 5 February 2020 21:34 CET | Update | https://www.mdpi.com/1660-4601/9/8/2949 |
| article html file updated | 8 May 2019 15:41 CEST | Update | N/A |
| article html file updated | 25 March 2019 13:34 CET | Update | N/A |
| article html file updated | 17 June 2015 01:39 CEST | Update | N/A |
| article html file updated | 7 February 2013 14:19 CET | Update | N/A |
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| article html file updated | 29 January 2013 16:01 CET | Update | N/A |
| article xml file uploaded | 29 January 2013 16:01 CET | Original file | https://www.mdpi.com/1660-4601/9/8/2949/xml |
| article html file updated | 29 January 2013 05:55 CET | Update | N/A |
| article html file updated | 27 January 2013 00:36 CET | Update | N/A |
| article html file updated | 23 January 2013 23:57 CET | Original file | N/A |
