| article html file updated | 7 February 2020 13:06 CET | Update | https://www.mdpi.com/2304-6775/4/3/27 |
| article html file updated | 5 May 2019 07:31 CEST | Update | - |
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| article html file updated | 10 August 2016 08:26 CEST | Original file | - |
| article xml uploaded. | 10 August 2016 08:25 CEST | Original file | https://www.mdpi.com/2304-6775/4/3/27/xml |
| article pdf uploaded. | 10 August 2016 08:25 CEST | Version of Record | https://www.mdpi.com/2304-6775/4/3/27/pdf |
