| article html file updated | 9 February 2020 22:17 CET | Update | https://www.mdpi.com/1911-8074/11/3/31 |
| article html file updated | 4 October 2019 19:24 CEST | Update | - |
| article html file updated | 30 April 2019 08:56 CEST | Update | - |
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| article html file updated | 22 September 2018 11:25 CEST | Update | - |
| article html file updated | 21 June 2018 11:25 CEST | Original file | - |
| article pdf uploaded. | 21 June 2018 11:24 CEST | Version of Record | https://www.mdpi.com/1911-8074/11/3/31/pdf |
| article xml uploaded. | 21 June 2018 11:24 CEST | Update | https://www.mdpi.com/1911-8074/11/3/31/xml |
| article xml file uploaded | 21 June 2018 11:24 CEST | Original file | - |
