| article html file updated | 31 August 2025 08:22 CEST | Update | https://www.mdpi.com/2223-7747/9/1/76 |
| article html file updated | 19 July 2022 19:57 CEST | Update | - |
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| article pdf uploaded. | 7 January 2020 11:05 CET | Version of Record | https://www.mdpi.com/2223-7747/9/1/76/pdf |
| article xml uploaded. | 7 January 2020 11:05 CET | Update | https://www.mdpi.com/2223-7747/9/1/76/xml |
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