| article html file updated | 7 February 2020 17:01 CET | Update | https://www.mdpi.com/1996-1944/9/11/866 |
| article html file updated | 5 May 2019 00:23 CEST | Update | - |
| article html file updated | 30 November 2016 05:15 CET | Update | - |
| article html file updated | 26 October 2016 12:02 CEST | Original file | - |
| article xml uploaded. | 26 October 2016 12:01 CEST | Update | https://www.mdpi.com/1996-1944/9/11/866/xml |
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| article pdf uploaded. | 26 October 2016 12:01 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/11/866/pdf |
