| article html file updated | 30 August 2025 13:58 CEST | Update | https://www.mdpi.com/2076-328X/9/4/39 |
| article html file updated | 19 July 2022 17:30 CEST | Update | - |
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| article pdf uploaded. | 13 April 2019 11:40 CEST | Version of Record | https://www.mdpi.com/2076-328X/9/4/39/pdf |
| article xml uploaded. | 13 April 2019 11:40 CEST | Update | https://www.mdpi.com/2076-328X/9/4/39/xml |
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