| article html file updated | 6 February 2020 05:04 CET | Update | https://www.mdpi.com/2072-6651/5/10/1845 |
| article html file updated | 7 May 2019 22:59 CEST | Update | - |
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| article html file updated | 17 June 2015 14:09 CEST | Update | - |
| article html file updated | 31 October 2013 10:26 CET | Original file | - |
| article xml file uploaded | 31 October 2013 10:26 CET | Original file | https://www.mdpi.com/2072-6651/5/10/1845/xml |
| article pdf uploaded. | 22 October 2013 15:29 CEST | Version of Record | https://www.mdpi.com/2072-6651/5/10/1845/pdf |
