| article html file updated | 9 February 2020 05:48 CET | Update | https://www.mdpi.com/1996-1073/11/2/382 |
| article html file updated | 30 September 2019 14:25 CEST | Update | - |
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| article html file updated | 7 February 2018 09:29 CET | Original file | - |
| article xml uploaded. | 7 February 2018 09:28 CET | Original file | https://www.mdpi.com/1996-1073/11/2/382/xml |
| article pdf uploaded. | 7 February 2018 09:28 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/382/pdf |
