| article html file updated | 7 February 2020 12:09 CET | Update | https://www.mdpi.com/1420-3049/21/7/955 |
| article html file updated | 21 September 2019 21:34 CEST | Update | N/A |
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| article html file updated | 22 July 2016 14:31 CEST | Original file | N/A |
| article xml uploaded. | 22 July 2016 14:30 CEST | Original file | https://www.mdpi.com/1420-3049/21/7/955/xml |
| article pdf uploaded. | 22 July 2016 14:30 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/7/955/pdf |