| article html file updated | 5 February 2020 16:00 CET | Update | https://www.mdpi.com/1660-4601/7/12/4111 |
| article html file updated | 9 May 2019 03:22 CEST | Update | - |
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| article html file updated | 16 June 2015 12:49 CEST | Update | - |
| article html file updated | 14 August 2014 11:42 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:42 CEST | Update | https://www.mdpi.com/1660-4601/7/12/4111/xml |
| article html file updated | 14 August 2014 11:22 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:22 CEST | Original file | - |
| article html file updated | 6 February 2013 19:05 CET | Update | - |
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| article html file updated | 28 January 2013 20:31 CET | Update | - |
| article html file updated | 26 January 2013 00:03 CET | Update | - |
| article html file updated | 22 January 2013 06:34 CET | Original file | - |