| article html file updated | 9 February 2020 17:39 CET | Update | https://www.mdpi.com/2072-6643/10/5/620 | 
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| article pdf uploaded. | 15 May 2018 13:08 CEST | Updated version of record | https://www.mdpi.com/2072-6643/10/5/620/pdf | 
| article html file updated | 15 May 2018 12:39 CEST | Original file | - | 
| article xml uploaded. | 15 May 2018 12:38 CEST | Update | https://www.mdpi.com/2072-6643/10/5/620/xml |