| article html file updated | 29 August 2025 23:17 CEST | Update | https://www.mdpi.com/2077-0383/5/7/63 |
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| article xml uploaded. | 29 June 2016 10:33 CEST | Update | https://www.mdpi.com/2077-0383/5/7/63/xml |
| article pdf uploaded. | 29 June 2016 10:33 CEST | Version of Record | https://www.mdpi.com/2077-0383/5/7/63/pdf |
