| article html file updated | 9 February 2020 10:00 CET | Update | https://www.mdpi.com/1996-1073/11/3/663 |
| article html file updated | 1 October 2019 16:08 CEST | Update | - |
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| article html file updated | 15 March 2018 16:46 CET | Original file | - |
| article xml uploaded. | 15 March 2018 16:45 CET | Update | https://www.mdpi.com/1996-1073/11/3/663/xml |
| article pdf uploaded. | 15 March 2018 16:45 CET | Version of Record | https://www.mdpi.com/1996-1073/11/3/663/pdf |
