| article html file updated | 9 February 2020 04:09 CET | Update | https://www.mdpi.com/2075-4434/6/1/16 |
| article html file updated | 30 September 2019 04:17 CEST | Update | - |
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| article xml uploaded. | 24 January 2018 08:52 CET | Original file | https://www.mdpi.com/2075-4434/6/1/16/xml |
| article pdf uploaded. | 24 January 2018 08:52 CET | Version of Record | https://www.mdpi.com/2075-4434/6/1/16/pdf |