| article html file updated | 14 August 2026 00:03 CEST | Update | https://www.mdpi.com/2079-6412/5/3/246 |
| article html file updated | 6 February 2020 20:07 CET | Update | N/A |
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| article pdf uploaded. | 26 June 2015 15:13 CEST | Version of Record | https://www.mdpi.com/2079-6412/5/3/246/pdf |
