| article html file updated | 9 February 2020 02:06 CET | Update | https://www.mdpi.com/2079-4991/8/1/25 |
| article html file updated | 29 September 2019 16:51 CEST | Update | - |
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| article html file updated | 1 February 2018 08:31 CET | Update | - |
| article html file updated | 5 January 2018 14:15 CET | Original file | - |
| article xml uploaded. | 5 January 2018 14:13 CET | Original file | https://www.mdpi.com/2079-4991/8/1/25/xml |
| article pdf uploaded. | 5 January 2018 14:13 CET | Version of Record | https://www.mdpi.com/2079-4991/8/1/25/pdf |
