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| article html file updated | 19 July 2022 19:29 CEST | Update | - |
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| article xml uploaded. | 27 June 2019 08:37 CEST | Update | https://www.mdpi.com/1999-4907/10/6/481/xml |
| article pdf uploaded. | 27 June 2019 08:37 CEST | Updated version of record | https://www.mdpi.com/1999-4907/10/6/481/pdf |
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| article html file updated | 26 June 2019 10:05 CEST | Original file | - |
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| article pdf uploaded. | 1 June 2019 10:13 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/6/481/pdf-vor |
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