| article html file updated | 6 February 2020 02:17 CET | Update | https://www.mdpi.com/1422-0067/14/6/10979 |
| article html file updated | 8 May 2019 04:48 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 12:06 CEST | Update | https://www.mdpi.com/1422-0067/14/6/10979/xml |
| article html file updated | 19 July 2013 10:15 CEST | Original file | - |
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| article pdf uploaded. | 24 May 2013 10:36 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/6/10979/pdf |