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| article html file updated | 19 July 2022 19:29 CEST | Update | - | 
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| article supplementary file uploaded. | 25 June 2019 05:18 CEST | - | https://www.mdpi.com/2305-7084/3/2/55#supplementary | 
| article pdf uploaded. | 25 June 2019 05:18 CEST | Updated version of record | https://www.mdpi.com/2305-7084/3/2/55/pdf | 
| article xml uploaded. | 25 June 2019 05:18 CEST | Update | https://www.mdpi.com/2305-7084/3/2/55/xml | 
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| article supplementary file uploaded. | 1 June 2019 10:28 CEST | - | https://www.mdpi.com/2305-7084/3/2/55#supplementary | 
| article pdf uploaded. | 1 June 2019 10:28 CEST | Version of Record | https://www.mdpi.com/2305-7084/3/2/55/pdf-vor | 
| article xml file uploaded | 1 June 2019 10:28 CEST | Original file | - |