| article html file updated | 9 February 2020 02:48 CET | Update | https://www.mdpi.com/2075-4701/8/1/46 |
| article html file updated | 2 May 2019 02:47 CEST | Update | - |
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| article html file updated | 9 February 2018 11:01 CET | Update | - |
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| article html file updated | 12 January 2018 07:40 CET | Original file | - |
| article xml uploaded. | 12 January 2018 07:39 CET | Original file | https://www.mdpi.com/2075-4701/8/1/46/xml |
| article pdf uploaded. | 12 January 2018 07:39 CET | Version of Record | https://www.mdpi.com/2075-4701/8/1/46/pdf |
