| article html file updated | 7 February 2020 07:03 CET | Update | https://www.mdpi.com/2072-666X/7/4/63 |
| article html file updated | 5 May 2019 19:04 CEST | Update | N/A |
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| article xml uploaded. | 9 April 2016 10:15 CEST | Original file | https://www.mdpi.com/2072-666X/7/4/63/xml |
| article pdf uploaded. | 9 April 2016 10:15 CEST | Version of Record | https://www.mdpi.com/2072-666X/7/4/63/pdf |
