| article html file updated | 11 February 2020 03:30 CET | Update | https://www.mdpi.com/1996-1073/11/12/3507 |
| article html file updated | 12 October 2019 01:00 CEST | Update | - |
| article html file updated | 27 April 2019 18:34 CEST | Update | - |
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| article html file updated | 27 December 2018 01:32 CET | Update | - |
| article html file updated | 16 December 2018 09:32 CET | Original file | - |
| article pdf uploaded. | 16 December 2018 09:31 CET | Version of Record | https://www.mdpi.com/1996-1073/11/12/3507/pdf |
| article xml uploaded. | 16 December 2018 09:31 CET | Update | https://www.mdpi.com/1996-1073/11/12/3507/xml |
| article xml file uploaded | 16 December 2018 09:31 CET | Original file | - |
