| article html file updated | 30 August 2025 14:31 CEST | Update | https://www.mdpi.com/1422-0067/20/9/2122 |
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| article pdf uploaded. | 29 April 2019 12:47 CEST | Version of Record | https://www.mdpi.com/1422-0067/20/9/2122/pdf |
| article xml uploaded. | 29 April 2019 12:47 CEST | Update | https://www.mdpi.com/1422-0067/20/9/2122/xml |
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