| article html file updated | 13 August 2026 19:04 CEST | Update | https://www.mdpi.com/1999-4907/6/5/1397 |
| article html file updated | 6 February 2020 18:02 CET | Update | N/A |
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| article pdf uploaded. | 24 April 2015 13:07 CEST | Version of Record | https://www.mdpi.com/1999-4907/6/5/1397/pdf |
