| article html file updated | 1 September 2025 00:42 CEST | Update | https://www.mdpi.com/2304-8158/9/6/834 |
| article html file updated | 21 August 2025 23:56 CEST | Update | - |
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| article pdf uploaded. | 25 June 2020 11:32 CEST | Version of Record | https://www.mdpi.com/2304-8158/9/6/834/pdf |
| article xml uploaded. | 25 June 2020 11:32 CEST | Update | https://www.mdpi.com/2304-8158/9/6/834/xml |
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