| article html file updated | 8 February 2020 23:39 CET | Update | https://www.mdpi.com/1996-1073/10/12/2092 |
| article html file updated | 29 September 2019 02:39 CEST | Update | N/A |
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| article html file updated | 9 December 2017 12:04 CET | Original file | N/A |
| article xml uploaded. | 9 December 2017 12:03 CET | Original file | https://www.mdpi.com/1996-1073/10/12/2092/xml |
| article pdf uploaded. | 9 December 2017 12:03 CET | Version of Record | https://www.mdpi.com/1996-1073/10/12/2092/pdf |
