| article html file updated | 6 February 2020 15:21 CET | Update | https://new.mdpi.com/2227-7390/3/1/16 |
| article html file updated | 20 September 2019 17:12 CEST | Update | - |
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| article xml file uploaded | 20 July 2015 12:39 CEST | Original file | https://new.mdpi.com/2227-7390/3/1/16/xml |
| article pdf uploaded. | 21 January 2015 17:35 CET | Version of Record | https://new.mdpi.com/2227-7390/3/1/16/pdf |
