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| article xml uploaded. | 24 August 2016 11:16 CEST | Update | https://www.mdpi.com/2225-1154/4/3/39/xml |
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| article pdf uploaded. | 24 August 2016 11:16 CEST | Updated version of record | https://www.mdpi.com/2225-1154/4/3/39/pdf |
| article html file updated | 24 August 2016 09:15 CEST | Original file | N/A |
| article xml uploaded. | 24 August 2016 09:14 CEST | Update | N/A |
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| article pdf uploaded. | 24 August 2016 09:14 CEST | Version of Record | https://www.mdpi.com/2225-1154/4/3/39/pdf-vor |
