| article html file updated | 9 February 2020 05:06 CET | Update | https://www.mdpi.com/1424-8220/18/2/419 |
| article html file updated | 30 September 2019 10:02 CEST | Update | - |
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| article html file updated | 14 March 2018 18:48 CET | Update | - |
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| article xml uploaded. | 1 February 2018 04:30 CET | Original file | https://www.mdpi.com/1424-8220/18/2/419/xml |
| article pdf uploaded. | 1 February 2018 04:30 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/419/pdf |
