| article html file updated | 6 February 2020 23:45 CET | Update | https://www.mdpi.com/1999-4907/6/10/3683 |
| article html file updated | 6 May 2019 09:22 CEST | Update | - |
| article html file updated | 26 March 2019 12:31 CET | Update | - |
| article html file updated | 29 June 2017 13:28 CEST | Update | - |
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| article html file updated | 4 November 2015 06:03 CET | Original file | - |
| article xml file uploaded | 4 November 2015 06:03 CET | Original file | https://www.mdpi.com/1999-4907/6/10/3683/xml |
| article pdf uploaded. | 15 October 2015 08:59 CEST | Version of Record | https://www.mdpi.com/1999-4907/6/10/3683/pdf |
