| article html file updated | 9 February 2020 03:16 CET | Update | https://www.mdpi.com/2079-4991/8/1/46 |
| article html file updated | 29 September 2019 23:17 CEST | Update | - |
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| article html file updated | 16 January 2018 17:12 CET | Original file | - |
| article xml uploaded. | 16 January 2018 17:11 CET | Original file | https://www.mdpi.com/2079-4991/8/1/46/xml |
| article pdf uploaded. | 16 January 2018 17:11 CET | Version of Record | https://www.mdpi.com/2079-4991/8/1/46/pdf |
