| article html file updated | 9 February 2020 10:59 CET | Update | https://www.mdpi.com/2071-1050/10/4/943 |
| article html file updated | 1 October 2019 21:52 CEST | Update | - |
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| article html file updated | 23 March 2018 16:45 CET | Original file | - |
| article xml uploaded. | 23 March 2018 16:44 CET | Original file | https://www.mdpi.com/2071-1050/10/4/943/xml |
| article pdf uploaded. | 23 March 2018 16:44 CET | Version of Record | https://www.mdpi.com/2071-1050/10/4/943/pdf |
