| article html file updated | 15 August 2026 03:55 CEST | Update | https://www.mdpi.com/2078-1547/9/2/27 |
| article html file updated | 9 February 2020 23:47 CET | Update | N/A |
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| article pdf uploaded. | 2 July 2018 14:32 CEST | Version of Record | https://www.mdpi.com/2078-1547/9/2/27/pdf |
| article xml uploaded. | 2 July 2018 14:32 CEST | Update | https://www.mdpi.com/2078-1547/9/2/27/xml |
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