| article html file updated | 30 August 2025 02:33 CEST | Update | https://www.mdpi.com/2071-1050/10/2/448 |
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| article xml uploaded. | 9 February 2018 13:06 CET | Update | https://www.mdpi.com/2071-1050/10/2/448/xml |
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| article pdf uploaded. | 9 February 2018 13:06 CET | Updated version of record | https://www.mdpi.com/2071-1050/10/2/448/pdf |
| article pdf uploaded. | 8 February 2018 17:21 CET | Version of Record | https://www.mdpi.com/2071-1050/10/2/448/pdf-vor |
