| article html file updated | 30 August 2025 12:02 CEST | Update | https://www.mdpi.com/2071-1050/11/4/1004 |
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| article html file updated | 15 February 2019 09:30 CET | Original file | - |
| article pdf uploaded. | 15 February 2019 09:29 CET | Updated version of record | https://www.mdpi.com/2071-1050/11/4/1004/pdf |
| article xml uploaded. | 15 February 2019 09:29 CET | Update | https://www.mdpi.com/2071-1050/11/4/1004/xml |
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| article pdf uploaded. | 15 February 2019 09:12 CET | Version of Record | - |
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