| article html file updated | 10 February 2020 21:28 CET | Update | https://www.mdpi.com/2075-4442/6/4/101 |
| article html file updated | 10 October 2019 12:02 CEST | Update | - |
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| article html file updated | 26 December 2018 10:15 CET | Update | - |
| article html file updated | 15 November 2018 07:54 CET | Original file | - |
| article pdf uploaded. | 15 November 2018 07:52 CET | Version of Record | https://www.mdpi.com/2075-4442/6/4/101/pdf |
| article xml uploaded. | 15 November 2018 07:52 CET | Update | https://www.mdpi.com/2075-4442/6/4/101/xml |
| article xml file uploaded | 15 November 2018 07:52 CET | Original file | - |