| article html file updated | 11 April 2017 10:16 CEST | Update | https://www.mdpi.com/1422-0067/14/2/4185 |
| article html file updated | 17 June 2015 06:40 CEST | Update | - |
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| article xml file uploaded | 3 December 2013 08:18 CET | Update | https://www.mdpi.com/1422-0067/14/2/4185/xml |
| article html file updated | 5 March 2013 19:49 CET | Original file | - |
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| article pdf uploaded. | 19 February 2013 10:38 CET | Version of Record | https://www.mdpi.com/1422-0067/14/2/4185/pdf |
