| article html file updated | 13 August 2026 19:09 CEST | Update | https://www.mdpi.com/1996-1073/8/5/3503 |
| article html file updated | 6 February 2020 18:04 CET | Update | N/A |
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| article pdf uploaded. | 27 April 2015 11:02 CEST | Version of Record | https://www.mdpi.com/1996-1073/8/5/3503/pdf |
