| article html file updated | 9 February 2020 10:18 CET | Update | https://www.mdpi.com/1424-8220/18/3/904 |
| article html file updated | 1 October 2019 17:54 CEST | Update | - |
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| article html file updated | 18 March 2018 11:36 CET | Original file | - |
| article xml uploaded. | 18 March 2018 11:35 CET | Update | https://www.mdpi.com/1424-8220/18/3/904/xml |
| article pdf uploaded. | 18 March 2018 11:35 CET | Version of Record | https://www.mdpi.com/1424-8220/18/3/904/pdf |
