| article html file updated | 16 August 2026 17:51 CEST | Update | https://www.mdpi.com/2218-1989/9/11/270 |
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| article supplementary file uploaded. | 7 November 2019 12:50 CET | - | https://www.mdpi.com/2218-1989/9/11/270#supplementary |
| article pdf uploaded. | 7 November 2019 12:50 CET | Version of Record | https://www.mdpi.com/2218-1989/9/11/270/pdf |
| article xml uploaded. | 7 November 2019 12:50 CET | Update | https://www.mdpi.com/2218-1989/9/11/270/xml |
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