| article html file updated | 11 February 2020 11:38 CET | Update | https://www.mdpi.com/2414-6366/4/1/19 |
| article html file updated | 27 April 2019 01:16 CEST | Update | N/A |
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| article pdf uploaded. | 26 January 2019 07:27 CET | Version of Record | https://www.mdpi.com/2414-6366/4/1/19/pdf |
| article xml uploaded. | 26 January 2019 07:27 CET | Update | https://www.mdpi.com/2414-6366/4/1/19/xml |
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