| article html file updated | 7 February 2020 19:22 CET | Update | https://www.mdpi.com/1420-3049/21/12/1695 |
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| article xml uploaded. | 9 December 2016 11:56 CET | Original file | https://www.mdpi.com/1420-3049/21/12/1695/xml |
| article pdf uploaded. | 9 December 2016 11:56 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1695/pdf |