| article html file updated | 6 February 2020 03:31 CET | Update | https://www.mdpi.com/1422-0067/14/8/15810 |
| article html file updated | 8 May 2019 02:16 CEST | Update | - |
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| article html file updated | 17 June 2015 11:51 CEST | Update | - |
| article html file updated | 3 September 2013 12:34 CEST | Original file | - |
| article xml file uploaded | 3 September 2013 12:34 CEST | Original file | https://www.mdpi.com/1422-0067/14/8/15810/xml |
| article pdf uploaded. | 30 July 2013 14:55 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/8/15810/pdf |
