| article html file updated | 6 February 2020 14:11 CET | Update | https://www.mdpi.com/1420-3049/19/12/20280 |
| article html file updated | 7 May 2019 04:29 CEST | Update | N/A |
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| article html file updated | 14 September 2018 09:34 CEST | Update | N/A |
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| article html file updated | 4 January 2015 11:50 CET | Original file | N/A |
| article xml file uploaded | 4 January 2015 11:50 CET | Original file | https://www.mdpi.com/1420-3049/19/12/20280/xml |
| article supplementary file uploaded. | 4 December 2014 16:42 CET | - | https://www.mdpi.com/1420-3049/19/12/20280#supplementary |
| article pdf uploaded. | 4 December 2014 16:42 CET | Version of Record | https://www.mdpi.com/1420-3049/19/12/20280/pdf |