| article html file updated | 10 February 2020 01:42 CET | Update | https://www.mdpi.com/1999-4907/9/7/429 |
| article html file updated | 5 October 2019 16:42 CEST | Update | - |
| article html file updated | 30 April 2019 01:39 CEST | Update | - |
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| article html file updated | 17 July 2018 16:07 CEST | Original file | - |
| article pdf uploaded. | 17 July 2018 16:06 CEST | Version of Record | https://www.mdpi.com/1999-4907/9/7/429/pdf |
| article xml uploaded. | 17 July 2018 16:06 CEST | Update | https://www.mdpi.com/1999-4907/9/7/429/xml |
| article xml file uploaded | 17 July 2018 16:06 CEST | Original file | - |