| article html file updated | 8 February 2020 11:59 CET | Update | https://www.mdpi.com/2075-4701/7/8/284 |
| article html file updated | 26 September 2019 04:02 CEST | Update | - |
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| article html file updated | 30 August 2017 09:38 CEST | Update | - |
| article html file updated | 26 July 2017 08:36 CEST | Original file | - |
| article xml uploaded. | 26 July 2017 08:35 CEST | Update | https://www.mdpi.com/2075-4701/7/8/284/xml |
| article pdf uploaded. | 26 July 2017 08:35 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/8/284/pdf |
