| article html file updated | 7 February 2020 21:48 CET | Update | https://www.mdpi.com/2072-666X/8/1/25 |
| article html file updated | 22 September 2019 23:12 CEST | Update | - |
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| article xml uploaded. | 19 January 2017 10:38 CET | Original file | https://www.mdpi.com/2072-666X/8/1/25/xml |
| article pdf uploaded. | 19 January 2017 10:38 CET | Version of Record | https://www.mdpi.com/2072-666X/8/1/25/pdf |
