| article html file updated | 30 August 2025 13:53 CEST | Update | https://www.mdpi.com/2227-9717/7/4/206 |
| article html file updated | 19 July 2022 17:25 CEST | Update | - |
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| article html file updated | 11 April 2019 11:24 CEST | Original file | - |
| article pdf uploaded. | 11 April 2019 11:22 CEST | Version of Record | https://www.mdpi.com/2227-9717/7/4/206/pdf |
| article xml uploaded. | 11 April 2019 11:22 CEST | Update | https://www.mdpi.com/2227-9717/7/4/206/xml |
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