| article html file updated | 7 February 2020 19:14 CET | Update | https://www.mdpi.com/1420-3049/21/12/1682 |
| article html file updated | 22 September 2019 09:20 CEST | Update | - |
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| article html file updated | 27 December 2016 12:06 CET | Update | - |
| article html file updated | 7 December 2016 16:22 CET | Original file | - |
| article xml uploaded. | 7 December 2016 16:21 CET | Original file | https://www.mdpi.com/1420-3049/21/12/1682/xml |
| article pdf uploaded. | 7 December 2016 16:21 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1682/pdf |
