| article html file updated | 9 February 2020 02:54 CET | Update | https://www.mdpi.com/1424-8220/18/1/208 |
| article html file updated | 29 September 2019 21:08 CEST | Update | - |
| article html file updated | 2 May 2019 02:33 CEST | Update | - |
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| article html file updated | 2 February 2018 10:57 CET | Update | - |
| article html file updated | 12 January 2018 16:52 CET | Original file | - |
| article xml uploaded. | 12 January 2018 16:51 CET | Original file | https://www.mdpi.com/1424-8220/18/1/208/xml |
| article pdf uploaded. | 12 January 2018 16:51 CET | Version of Record | https://www.mdpi.com/1424-8220/18/1/208/pdf |
