| article html file updated | 31 August 2025 14:42 CEST | Update | https://www.mdpi.com/1424-8220/20/6/1677 |
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| article pdf uploaded. | 27 March 2020 02:21 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/6/1677/pdf |
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| article pdf uploaded. | 17 March 2020 16:38 CET | Version of Record | https://www.mdpi.com/1424-8220/20/6/1677/pdf-vor |
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