| article html file updated | 9 February 2020 12:14 CET | Update | https://www.mdpi.com/2079-6374/8/2/36 |
| article html file updated | 2 October 2019 05:13 CEST | Update | N/A |
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| article html file updated | 2 April 2018 23:46 CEST | Original file | N/A |
| article xml uploaded. | 2 April 2018 15:47 CEST | Original file | https://www.mdpi.com/2079-6374/8/2/36/xml |
| article pdf uploaded. | 2 April 2018 15:47 CEST | Version of Record | https://www.mdpi.com/2079-6374/8/2/36/pdf |