| article html file updated | 8 February 2020 06:12 CET | Update | https://www.mdpi.com/1996-1073/10/5/719 |
| article html file updated | 24 September 2019 21:44 CEST | Update | - |
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| article html file updated | 27 May 2017 03:24 CEST | Update | - |
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| article html file updated | 18 May 2017 15:34 CEST | Original file | - |
| article xml uploaded. | 18 May 2017 15:33 CEST | Update | https://www.mdpi.com/1996-1073/10/5/719/xml |
| article pdf uploaded. | 18 May 2017 15:33 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/5/719/pdf |
