| article html file updated | 14 August 2026 23:47 CEST | Update | https://www.mdpi.com/1996-1944/11/4/494 |
| article html file updated | 9 February 2020 11:15 CET | Update | N/A |
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| article pdf uploaded. | 26 March 2018 09:07 CEST | Version of Record | https://www.mdpi.com/1996-1944/11/4/494/pdf |
