| article html file updated | 8 February 2020 21:41 CET | Update | https://www.mdpi.com/1996-1073/10/11/1907 |
| article html file updated | 28 September 2019 14:43 CEST | Update | N/A |
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| article xml uploaded. | 20 November 2017 14:11 CET | Original file | https://www.mdpi.com/1996-1073/10/11/1907/xml |
| article pdf uploaded. | 20 November 2017 14:11 CET | Version of Record | https://www.mdpi.com/1996-1073/10/11/1907/pdf |
