| article html file updated | 30 August 2025 00:36 CEST | Update | https://www.mdpi.com/2071-1050/9/3/420 |
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| article xml uploaded. | 11 March 2017 12:29 CET | Update | https://www.mdpi.com/2071-1050/9/3/420/xml |
| article pdf uploaded. | 11 March 2017 12:29 CET | Version of Record | https://www.mdpi.com/2071-1050/9/3/420/pdf |
