| article html file updated | 6 February 2020 15:45 CET | Update | https://www.mdpi.com/1420-3049/20/2/2693 |
| article html file updated | 20 September 2019 17:42 CEST | Update | - |
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| article xml file uploaded | 10 March 2015 07:36 CET | Original file | https://www.mdpi.com/1420-3049/20/2/2693/xml |
| article pdf uploaded. | 5 February 2015 13:41 CET | Version of Record | https://www.mdpi.com/1420-3049/20/2/2693/pdf |
