| article html file updated | 9 February 2020 22:57 CET | Update | https://www.mdpi.com/2073-8994/10/7/242 | 
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| article html file updated | 26 June 2018 13:50 CEST | Original file | - | 
| article pdf uploaded. | 26 June 2018 13:49 CEST | Version of Record | https://www.mdpi.com/2073-8994/10/7/242/pdf | 
| article xml uploaded. | 26 June 2018 13:49 CEST | Update | https://www.mdpi.com/2073-8994/10/7/242/xml | 
| article xml file uploaded | 26 June 2018 13:49 CEST | Original file | - |