| article html file updated | 6 February 2020 03:01 CET | Update | https://www.mdpi.com/2072-6643/5/7/2530 |
| article html file updated | 19 September 2019 22:27 CEST | Update | - |
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| article html file updated | 17 June 2015 10:58 CEST | Update | - |
| article html file updated | 9 August 2013 11:58 CEST | Original file | - |
| article xml file uploaded | 9 August 2013 11:58 CEST | Original file | https://www.mdpi.com/2072-6643/5/7/2530/xml |
| article pdf uploaded. | 5 July 2013 13:10 CEST | Version of Record | https://www.mdpi.com/2072-6643/5/7/2530/pdf |
