| article html file updated | 9 February 2020 02:52 CET | Update | https://www.mdpi.com/2073-8994/10/1/28 |
| article html file updated | 2 May 2019 02:38 CEST | Update | - |
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| article html file updated | 1 February 2018 11:32 CET | Update | - |
| article html file updated | 12 January 2018 18:11 CET | Original file | - |
| article xml uploaded. | 12 January 2018 18:10 CET | Original file | https://www.mdpi.com/2073-8994/10/1/28/xml |
| article pdf uploaded. | 12 January 2018 18:10 CET | Version of Record | https://www.mdpi.com/2073-8994/10/1/28/pdf |
