| article html file updated | 29 August 2025 22:44 CEST | Update | https://www.mdpi.com/1996-1073/9/3/120 |
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| article pdf uploaded. | 23 February 2016 12:09 CET | Version of Record | https://www.mdpi.com/1996-1073/9/3/120/pdf |
| article xml uploaded. | 23 February 2016 12:09 CET | Original file | https://www.mdpi.com/1996-1073/9/3/120/xml |
