| article html file updated | 6 February 2020 05:40 CET | Update | https://www.mdpi.com/1422-0067/14/11/23063 |
| article html file updated | 7 May 2019 21:51 CEST | Update | - |
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| article html file updated | 19 August 2015 10:19 CEST | Update | - |
| article html file updated | 9 December 2013 09:22 CET | Original file | - |
| article xml file uploaded | 9 December 2013 09:19 CET | Original file | https://www.mdpi.com/1422-0067/14/11/23063/xml |
| article pdf uploaded. | 21 November 2013 10:53 CET | Version of Record | https://www.mdpi.com/1422-0067/14/11/23063/pdf |
