| article html file updated | 30 August 2025 23:44 CEST | Update | https://www.mdpi.com/2226-4310/6/8/88 |
| article html file updated | 20 July 2022 05:30 CEST | Update | - |
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| article pdf uploaded. | 9 August 2019 13:24 CEST | Version of Record | https://www.mdpi.com/2226-4310/6/8/88/pdf |
| article xml uploaded. | 9 August 2019 13:24 CEST | Update | https://www.mdpi.com/2226-4310/6/8/88/xml |
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