| article html file updated | 9 February 2020 20:15 CET | Update | https://www.mdpi.com/1999-4915/10/6/304 |
| article html file updated | 4 October 2019 06:33 CEST | Update | - |
| article html file updated | 30 April 2019 13:53 CEST | Update | - |
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| article html file updated | 25 June 2018 12:48 CEST | Update | - |
| article html file updated | 4 June 2018 17:41 CEST | Original file | - |
| article xml uploaded. | 4 June 2018 17:40 CEST | Update | https://www.mdpi.com/1999-4915/10/6/304/xml |
| article pdf uploaded. | 4 June 2018 17:40 CEST | Version of Record | https://www.mdpi.com/1999-4915/10/6/304/pdf |
