| article html file updated | 29 August 2025 21:31 CEST | Update | https://www.mdpi.com/2227-9717/3/1/71 |
| article html file updated | 15 July 2022 23:51 CEST | Update | N/A |
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| article pdf uploaded. | 11 February 2015 10:45 CET | Version of Record | https://www.mdpi.com/2227-9717/3/1/71/pdf |
