| article html file updated | 2 September 2025 02:28 CEST | Update | https://www.mdpi.com/2223-7747/10/4/681 |
| article html file updated | 25 July 2022 10:21 CEST | Update | - |
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| article pdf uploaded. | 6 April 2021 05:13 CEST | Updated version of record | https://www.mdpi.com/2223-7747/10/4/681/pdf |
| article xml uploaded. | 6 April 2021 05:13 CEST | Update | https://www.mdpi.com/2223-7747/10/4/681/xml |
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| article pdf uploaded. | 1 April 2021 13:26 CEST | Version of Record | https://www.mdpi.com/2223-7747/10/4/681/pdf-vor |
