| article html file updated | 11 February 2020 03:24 CET | Update | https://www.mdpi.com/2073-4352/8/12/471 |
| article html file updated | 12 October 2019 00:21 CEST | Update | - |
| article html file updated | 27 April 2019 18:49 CEST | Update | - |
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| article html file updated | 24 December 2018 12:16 CET | Update | - |
| article html file updated | 15 December 2018 07:48 CET | Original file | - |
| article pdf uploaded. | 15 December 2018 07:47 CET | Version of Record | https://www.mdpi.com/2073-4352/8/12/471/pdf |
| article xml uploaded. | 15 December 2018 07:47 CET | Update | https://www.mdpi.com/2073-4352/8/12/471/xml |
| article xml file uploaded | 15 December 2018 07:47 CET | Original file | - |
