| article html file updated | 14 August 2026 09:45 CEST | Update | https://www.mdpi.com/2079-9292/4/3/633 |
| article html file updated | 6 February 2020 23:00 CET | Update | N/A |
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| article pdf uploaded. | 18 September 2015 15:53 CEST | Version of Record | https://www.mdpi.com/2079-9292/4/3/633/pdf |
