| article html file updated | 7 February 2020 17:10 CET | Update | https://www.mdpi.com/1420-3049/21/11/1440 |
| article html file updated | 22 September 2019 04:13 CEST | Update | N/A |
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| article xml uploaded. | 28 October 2016 13:07 CEST | Update | https://www.mdpi.com/1420-3049/21/11/1440/xml |
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| article pdf uploaded. | 28 October 2016 13:07 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/11/1440/pdf |