| article html file updated | 9 February 2020 17:27 CET | Update | https://www.mdpi.com/1999-4893/11/5/71 |
| article html file updated | 3 October 2019 13:19 CEST | Update | - |
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| article xml uploaded. | 14 May 2018 08:58 CEST | Update | https://www.mdpi.com/1999-4893/11/5/71/xml |
| article html file updated | 14 May 2018 08:58 CEST | Original file | - |
| article pdf uploaded. | 14 May 2018 08:56 CEST | Version of Record | https://www.mdpi.com/1999-4893/11/5/71/pdf |