| article html file updated | 11 February 2020 13:51 CET | Update | https://www.mdpi.com/2078-2489/10/2/49 | 
| article html file updated | 14 October 2019 12:06 CEST | Update | - | 
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| article html file updated | 17 February 2019 04:08 CET | Original file | - | 
| article pdf uploaded. | 17 February 2019 04:07 CET | Updated version of record | https://www.mdpi.com/2078-2489/10/2/49/pdf | 
| article xml uploaded. | 17 February 2019 04:07 CET | Update | https://www.mdpi.com/2078-2489/10/2/49/xml | 
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| article pdf uploaded. | 4 February 2019 15:04 CET | Version of Record | https://www.mdpi.com/2078-2489/10/2/49/pdf-vor | 
| article xml file uploaded | 4 February 2019 15:04 CET | Original file | - |