| article html file updated | 9 February 2020 03:44 CET | Update | https://www.mdpi.com/2071-1050/10/1/230 |
| article html file updated | 30 September 2019 02:07 CEST | Update | - |
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| article html file updated | 20 January 2018 04:57 CET | Original file | - |
| article xml uploaded. | 20 January 2018 04:56 CET | Original file | https://www.mdpi.com/2071-1050/10/1/230/xml |
| article pdf uploaded. | 20 January 2018 04:56 CET | Version of Record | https://www.mdpi.com/2071-1050/10/1/230/pdf |