| article html file updated | 7 February 2020 07:47 CET | Update | https://www.mdpi.com/2073-4360/8/5/159 |
| article html file updated | 21 September 2019 15:57 CEST | Update | - |
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| article xml uploaded. | 26 April 2016 08:35 CEST | Original file | https://www.mdpi.com/2073-4360/8/5/159/xml |
| article pdf uploaded. | 26 April 2016 08:35 CEST | Version of Record | https://www.mdpi.com/2073-4360/8/5/159/pdf |
