| article html file updated | 9 February 2020 13:29 CET | Update | https://www.mdpi.com/2078-2489/9/4/89 |
| article html file updated | 2 October 2019 12:47 CEST | Update | N/A |
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| article xml uploaded. | 12 April 2018 08:24 CEST | Original file | https://www.mdpi.com/2078-2489/9/4/89/xml |
| article pdf uploaded. | 12 April 2018 08:24 CEST | Version of Record | https://www.mdpi.com/2078-2489/9/4/89/pdf |