| article html file updated | 9 February 2020 02:33 CET | Update | https://www.mdpi.com/2075-4698/8/1/5 |
| article html file updated | 2 May 2019 03:17 CEST | Update | N/A |
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| article xml uploaded. | 10 January 2018 15:27 CET | Original file | https://www.mdpi.com/2075-4698/8/1/5/xml |
| article pdf uploaded. | 10 January 2018 15:27 CET | Version of Record | https://www.mdpi.com/2075-4698/8/1/5/pdf |
