| article html file updated | 12 August 2026 21:25 CEST | Update | https://www.mdpi.com/1660-3397/11/12/4917 |
| article html file updated | 6 February 2020 06:06 CET | Update | N/A |
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| article html file updated | 7 January 2014 12:47 CET | Original file | N/A |
| article xml file uploaded | 7 January 2014 12:47 CET | Original file | https://www.mdpi.com/1660-3397/11/12/4917/xml |
| article pdf uploaded. | 10 December 2013 16:08 CET | Version of Record | https://www.mdpi.com/1660-3397/11/12/4917/pdf |
