| article html file updated | 5 February 2020 14:21 CET | Update | https://www.mdpi.com/1660-4601/7/5/1901 |
| article html file updated | 18 September 2019 22:45 CEST | Update | - |
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| article html file updated | 16 June 2015 09:33 CEST | Update | - |
| article html file updated | 14 August 2014 11:41 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:41 CEST | Update | https://www.mdpi.com/1660-4601/7/5/1901/xml |
| article html file updated | 14 August 2014 11:21 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:21 CEST | Original file | - |
| article html file updated | 6 February 2013 17:23 CET | Update | - |
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| article html file updated | 28 January 2013 19:04 CET | Update | - |
| article html file updated | 25 January 2013 22:03 CET | Update | - |
| article html file updated | 21 January 2013 23:34 CET | Update | - |
| article html file updated | 18 January 2013 05:49 CET | Original file | - |
