| article html file updated | 14 August 2026 17:55 CEST | Update | https://www.mdpi.com/2227-9067/4/10/85 |
| article html file updated | 8 February 2020 17:28 CET | Update | N/A |
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| article html file updated | 6 November 2017 07:36 CET | Update | N/A |
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| article pdf uploaded. | 29 September 2017 16:20 CEST | Version of Record | https://www.mdpi.com/2227-9067/4/10/85/pdf |
