| article html file updated | 11 February 2020 14:14 CET | Update | https://www.mdpi.com/1996-1073/12/3/515 | 
| article html file updated | 14 October 2019 14:07 CEST | Update | - | 
| article html file updated | 26 April 2019 20:19 CEST | Update | - | 
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| article html file updated | 28 February 2019 16:05 CET | Update | - | 
| article html file updated | 20 February 2019 05:20 CET | Update | - | 
| article html file updated | 11 February 2019 10:07 CET | Original file | - | 
| article pdf uploaded. | 11 February 2019 10:05 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/3/515/pdf | 
| article xml uploaded. | 11 February 2019 10:05 CET | Update | https://www.mdpi.com/1996-1073/12/3/515/xml | 
| article xml file uploaded | 11 February 2019 10:05 CET | Update | - | 
| article pdf uploaded. | 6 February 2019 14:31 CET | Version of Record | https://www.mdpi.com/1996-1073/12/3/515/pdf-vor | 
| article xml file uploaded | 6 February 2019 14:31 CET | Original file | - |