| article html file updated | 30 August 2025 13:20 CEST | Update | https://www.mdpi.com/2071-1050/11/6/1779 |
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| article pdf uploaded. | 7 May 2019 15:13 CEST | Updated version of record | https://www.mdpi.com/2071-1050/11/6/1779/pdf |
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| article pdf uploaded. | 25 March 2019 05:24 CET | Version of Record | https://www.mdpi.com/2071-1050/11/6/1779/pdf-vor |
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