| article html file updated | 5 February 2020 13:54 CET | Update | https://www.mdpi.com/1660-3397/8/3/741 |
| article html file updated | 9 May 2019 07:40 CEST | Update | - |
| article html file updated | 19 March 2019 22:58 CET | Update | - |
| article html file updated | 16 June 2015 08:44 CEST | Update | - |
| article html file updated | 14 August 2014 12:06 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:06 CEST | Original file | https://www.mdpi.com/1660-3397/8/3/741/xml |
| article html file updated | 6 February 2013 16:52 CET | Update | - |
| article html file updated | 5 February 2013 21:02 CET | Update | - |
| article html file updated | 28 January 2013 18:36 CET | Update | - |
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| article html file updated | 21 January 2013 21:36 CET | Update | - |
| article html file updated | 18 January 2013 03:18 CET | Original file | - |
