| article html file updated | 9 February 2020 01:00 CET | Update | https://www.mdpi.com/1660-4601/15/1/17 |
| article html file updated | 29 September 2019 10:35 CEST | Update | - |
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| article html file updated | 31 January 2018 08:44 CET | Update | - |
| article html file updated | 23 December 2017 09:12 CET | Original file | - |
| article xml uploaded. | 23 December 2017 09:11 CET | Original file | https://www.mdpi.com/1660-4601/15/1/17/xml |
| article pdf uploaded. | 23 December 2017 09:11 CET | Version of Record | https://www.mdpi.com/1660-4601/15/1/17/pdf |
