| article html file updated | 31 August 2025 16:00 CEST | Update | https://www.mdpi.com/2227-9717/8/4/406 |
| article html file updated | 21 July 2022 00:29 CEST | Update | - |
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| article xml uploaded. | 31 March 2020 13:05 CEST | Update | https://www.mdpi.com/2227-9717/8/4/406/xml |
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