| article html file updated | 9 February 2020 05:22 CET | Update | https://www.mdpi.com/1996-1073/11/2/353 |
| article html file updated | 30 September 2019 11:46 CEST | Update | - |
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| article xml uploaded. | 2 February 2018 15:24 CET | Original file | https://www.mdpi.com/1996-1073/11/2/353/xml |
| article pdf uploaded. | 2 February 2018 15:24 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/353/pdf |
