| article html file updated | 9 February 2020 04:25 CET | Update | https://www.mdpi.com/1424-8220/18/2/352 |
| article html file updated | 30 September 2019 05:51 CEST | Update | - |
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| article xml uploaded. | 26 January 2018 07:56 CET | Original file | https://www.mdpi.com/1424-8220/18/2/352/xml |
| article pdf uploaded. | 26 January 2018 07:55 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/352/pdf |