| article html file updated | 9 February 2020 06:41 CET | Update | https://www.mdpi.com/2072-6643/10/2/208 |
| article html file updated | 30 September 2019 19:35 CEST | Update | - |
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| article xml uploaded. | 24 February 2018 08:04 CET | Update | https://www.mdpi.com/2072-6643/10/2/208/xml |
| article pdf uploaded. | 24 February 2018 08:04 CET | Updated version of record | https://www.mdpi.com/2072-6643/10/2/208/pdf |
| article html file updated | 14 February 2018 16:37 CET | Original file | - |
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| article pdf uploaded. | 14 February 2018 16:36 CET | Version of Record | https://www.mdpi.com/2072-6643/10/2/208/pdf-vor |