| article html file updated | 7 February 2020 13:46 CET | Update | https://www.mdpi.com/1420-3049/21/9/1106 |
| article html file updated | 21 September 2019 23:31 CEST | Update | - |
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| article html file updated | 29 September 2016 08:19 CEST | Update | - |
| article html file updated | 23 August 2016 12:40 CEST | Original file | - |
| article xml uploaded. | 23 August 2016 12:38 CEST | Original file | https://www.mdpi.com/1420-3049/21/9/1106/xml |
| article pdf uploaded. | 23 August 2016 12:38 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1106/pdf |
