| article html file updated | 11 February 2020 05:15 CET | Update | https://www.mdpi.com/1996-1073/12/1/58 |
| article html file updated | 12 October 2019 11:43 CEST | Update | - |
| article html file updated | 27 April 2019 14:41 CEST | Update | - |
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| article html file updated | 16 January 2019 05:18 CET | Update | - |
| article html file updated | 25 December 2018 11:15 CET | Original file | - |
| article pdf uploaded. | 25 December 2018 11:14 CET | Version of Record | https://www.mdpi.com/1996-1073/12/1/58/pdf |
| article xml uploaded. | 25 December 2018 11:14 CET | Update | https://www.mdpi.com/1996-1073/12/1/58/xml |
| article xml file uploaded | 25 December 2018 11:14 CET | Original file | - |
