| article html file updated | 7 February 2020 08:49 CET | Update | https://www.mdpi.com/2073-4344/6/5/73 |
| article html file updated | 5 May 2019 15:36 CEST | Update | - |
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| article html file updated | 26 May 2016 12:23 CEST | Update | - |
| article html file updated | 17 May 2016 10:29 CEST | Original file | - |
| article xml uploaded. | 17 May 2016 10:28 CEST | Update | https://www.mdpi.com/2073-4344/6/5/73/xml |
| article pdf uploaded. | 17 May 2016 10:28 CEST | Version of Record | https://www.mdpi.com/2073-4344/6/5/73/pdf |
