| article html file updated | 10 February 2020 20:40 CET | Update | https://www.mdpi.com/2504-5377/2/4/57 |
| article html file updated | 10 October 2019 06:49 CEST | Update | - |
| article html file updated | 28 April 2019 09:52 CEST | Update | - |
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| article html file updated | 30 December 2018 01:55 CET | Update | - |
| article html file updated | 10 November 2018 09:38 CET | Original file | - |
| article pdf uploaded. | 10 November 2018 09:37 CET | Version of Record | https://www.mdpi.com/2504-5377/2/4/57/pdf |
| article xml uploaded. | 10 November 2018 09:37 CET | Update | https://www.mdpi.com/2504-5377/2/4/57/xml |
| article xml file uploaded | 10 November 2018 09:37 CET | Original file | - |
