| article html file updated | 11 February 2020 04:34 CET | Update | https://www.mdpi.com/2071-1050/11/1/43 |
| article html file updated | 12 October 2019 07:30 CEST | Update | - |
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| article html file updated | 21 December 2018 10:27 CET | Original file | - |
| article pdf uploaded. | 21 December 2018 10:26 CET | Version of Record | https://www.mdpi.com/2071-1050/11/1/43/pdf |
| article xml uploaded. | 21 December 2018 10:26 CET | Update | https://www.mdpi.com/2071-1050/11/1/43/xml |
| article xml file uploaded | 21 December 2018 10:26 CET | Original file | - |
