| article html file updated | 9 February 2020 19:15 CET | Update | https://www.mdpi.com/1660-4601/15/6/1084 | 
| article html file updated | 4 October 2019 00:25 CEST | Update | - | 
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| article html file updated | 28 May 2018 07:32 CEST | Original file | - | 
| article pdf uploaded. | 28 May 2018 07:31 CEST | Version of Record | https://www.mdpi.com/1660-4601/15/6/1084/pdf | 
| article xml uploaded. | 28 May 2018 07:31 CEST | Update | https://www.mdpi.com/1660-4601/15/6/1084/xml | 
| article xml file uploaded | 28 May 2018 07:31 CEST | Original file | - |