| article html file updated | 6 February 2020 10:13 CET | Update | https://www.mdpi.com/1420-3049/19/7/8752 |
| article html file updated | 20 September 2019 09:41 CEST | Update | - |
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| article html file updated | 13 August 2014 11:01 CEST | Original file | - |
| article xml file uploaded | 13 August 2014 11:01 CEST | Original file | https://www.mdpi.com/1420-3049/19/7/8752/xml |
| article pdf uploaded. | 25 June 2014 11:45 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/7/8752/pdf |
