| article html file updated | 10 February 2020 23:15 CET | Update | https://www.mdpi.com/2075-4701/8/12/990 |
| article html file updated | 10 October 2019 23:21 CEST | Update | - |
| article html file updated | 28 April 2019 03:43 CEST | Update | - |
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| article html file updated | 26 December 2018 07:48 CET | Update | - |
| article html file updated | 25 November 2018 10:54 CET | Original file | - |
| article pdf uploaded. | 25 November 2018 10:53 CET | Version of Record | https://www.mdpi.com/2075-4701/8/12/990/pdf |
| article xml uploaded. | 25 November 2018 10:53 CET | Update | https://www.mdpi.com/2075-4701/8/12/990/xml |
| article xml file uploaded | 25 November 2018 10:53 CET | Original file | - |
