| article html file updated | 2 September 2025 02:39 CEST | Update | https://www.mdpi.com/2223-7747/10/4/691 |
| article html file updated | 25 July 2022 10:39 CEST | Update | - |
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| article pdf uploaded. | 5 April 2021 08:16 CEST | Updated version of record | https://www.mdpi.com/2223-7747/10/4/691/pdf |
| article xml uploaded. | 5 April 2021 08:16 CEST | Update | https://www.mdpi.com/2223-7747/10/4/691/xml |
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| article pdf uploaded. | 2 April 2021 20:04 CEST | Version of Record | https://www.mdpi.com/2223-7747/10/4/691/pdf-vor |
