| article html file updated | 29 August 2025 23:12 CEST | Update | https://www.mdpi.com/1660-3397/14/6/108 |
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| article xml uploaded. | 6 June 2016 12:13 CEST | Update | https://www.mdpi.com/1660-3397/14/6/108/xml |
| article pdf uploaded. | 6 June 2016 12:13 CEST | Version of Record | https://www.mdpi.com/1660-3397/14/6/108/pdf |
