| article html file updated | 9 February 2020 06:19 CET | Update | https://www.mdpi.com/1424-8220/18/2/553 |
| article html file updated | 30 September 2019 17:32 CEST | Update | - |
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| article pdf uploaded. | 23 February 2018 04:34 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/553/pdf |
| article html file updated | 14 February 2018 07:53 CET | Update | - |
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| article html file updated | 12 February 2018 10:21 CET | Original file | - |
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| article pdf uploaded. | 12 February 2018 10:19 CET | Updated version of record | https://www.mdpi.com/1424-8220/18/2/553/pdf-vor |
| article pdf uploaded. | 11 February 2018 13:00 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/553/pdf-vor |
