| article html file updated | 8 February 2020 22:53 CET | Update | https://www.mdpi.com/1996-1073/10/12/2027 |
| article html file updated | 2 May 2019 11:11 CEST | Update | N/A |
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| article pdf uploaded. | 1 December 2017 17:07 CET | Version of Record | https://www.mdpi.com/1996-1073/10/12/2027/pdf |
