| article html file updated | 9 February 2020 19:27 CET | Update | https://www.mdpi.com/2071-1050/10/6/1781 |
| article html file updated | 4 October 2019 01:38 CEST | Update | - |
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| article html file updated | 27 June 2018 14:29 CEST | Update | - |
| article html file updated | 29 May 2018 13:19 CEST | Original file | - |
| article pdf uploaded. | 29 May 2018 13:18 CEST | Version of Record | https://www.mdpi.com/2071-1050/10/6/1781/pdf |
| article xml uploaded. | 29 May 2018 13:18 CEST | Update | https://www.mdpi.com/2071-1050/10/6/1781/xml |
| article xml file uploaded | 29 May 2018 13:18 CEST | Original file | - |
