| article html file updated | 10 February 2020 23:09 CET | Update | https://www.mdpi.com/1999-5903/10/12/116 |
| article html file updated | 10 October 2019 22:41 CEST | Update | - |
| article html file updated | 28 April 2019 03:56 CEST | Update | - |
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| article html file updated | 25 December 2018 04:10 CET | Update | - |
| article html file updated | 24 November 2018 09:04 CET | Original file | - |
| article pdf uploaded. | 24 November 2018 09:02 CET | Version of Record | https://www.mdpi.com/1999-5903/10/12/116/pdf |
| article xml uploaded. | 24 November 2018 09:02 CET | Update | https://www.mdpi.com/1999-5903/10/12/116/xml |
| article xml file uploaded | 24 November 2018 09:02 CET | Original file | - |