| article html file updated | 8 February 2020 05:13 CET | Update | https://www.mdpi.com/1424-8220/17/5/1050 |
| article html file updated | 24 September 2019 16:33 CEST | Update | - |
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| article xml uploaded. | 10 May 2017 15:48 CEST | Update | https://www.mdpi.com/1424-8220/17/5/1050/xml |
| article pdf uploaded. | 10 May 2017 15:48 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/5/1050/pdf |
| article html file updated | 6 May 2017 11:50 CEST | Original file | - |
| article pdf uploaded. | 6 May 2017 11:49 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/1050/pdf-vor |