| article html file updated | 8 February 2020 13:19 CET | Update | https://www.mdpi.com/2075-5309/7/3/71 |
| article html file updated | 12 September 2019 10:54 CEST | Update | - |
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| article html file updated | 6 October 2017 05:00 CEST | Update | - |
| article html file updated | 11 August 2017 11:37 CEST | Original file | - |
| article xml uploaded. | 11 August 2017 11:35 CEST | Original file | https://www.mdpi.com/2075-5309/7/3/71/xml |
| article pdf uploaded. | 11 August 2017 11:35 CEST | Version of Record | https://www.mdpi.com/2075-5309/7/3/71/pdf |
