| article html file updated | 29 August 2025 22:28 CEST | Update | https://www.mdpi.com/2076-3417/5/4/1756 |
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| article pdf uploaded. | 11 December 2015 11:01 CET | Version of Record | https://www.mdpi.com/2076-3417/5/4/1756/pdf |
| article xml uploaded. | 11 December 2015 11:01 CET | Original file | https://www.mdpi.com/2076-3417/5/4/1756/xml |
