| article html file updated | 24 December 2025 18:12 CET | Update | https://www.mdpi.com/2304-8158/9/4/401 |
| article html file updated | 31 August 2025 16:05 CEST | Update | - |
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| article xml uploaded. | 1 April 2020 10:20 CEST | Update | https://www.mdpi.com/2304-8158/9/4/401/xml |
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