| article html file updated | 31 August 2025 21:54 CEST | Update | https://www.mdpi.com/2223-7747/9/6/689 |
| article html file updated | 21 July 2022 06:18 CEST | Update | - |
| article html file updated | 6 July 2020 12:50 CEST | Update | - |
| article html file updated | 12 June 2020 07:11 CEST | Original file | - |
| article pdf uploaded. | 12 June 2020 07:09 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/689/pdf |
| article xml uploaded. | 12 June 2020 07:09 CEST | Update | https://www.mdpi.com/2223-7747/9/6/689/xml |
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| article supplementary file uploaded. | 28 May 2020 15:34 CEST | - | https://www.mdpi.com/2223-7747/9/6/689#supplementary |
| article pdf uploaded. | 28 May 2020 15:34 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/689/pdf-vor |
