| article html file updated | 6 February 2020 00:09 CET | Update | https://www.mdpi.com/2072-6643/5/1/267 |
| article html file updated | 19 September 2019 17:19 CEST | Update | - |
| article html file updated | 8 May 2019 09:27 CEST | Update | - |
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| article html file updated | 17 June 2015 05:42 CEST | Update | - |
| article html file updated | 8 February 2013 09:36 CET | Update | - |
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| article html file updated | 5 February 2013 11:30 CET | Update | - |
| article xml file uploaded | 5 February 2013 11:30 CET | Update | https://www.mdpi.com/2072-6643/5/1/267/xml |
| article html file updated | 31 January 2013 10:06 CET | Original file | - |
| article xml uploaded. | 31 January 2013 10:06 CET | Original file | - |
| article pdf uploaded. | 22 January 2013 13:51 CET | Version of Record | https://www.mdpi.com/2072-6643/5/1/267/pdf |
