| article html file updated | 14 August 2026 08:53 CEST | Update | https://www.mdpi.com/2071-1050/7/9/12634 |
| article html file updated | 6 February 2020 22:47 CET | Update | N/A |
| article html file updated | 6 May 2019 11:22 CEST | Update | N/A |
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| article html file updated | 12 October 2015 12:32 CEST | Original file | N/A |
| article xml file uploaded | 12 October 2015 12:32 CEST | Original file | https://www.mdpi.com/2071-1050/7/9/12634/xml |
| article pdf uploaded. | 15 September 2015 14:17 CEST | Version of Record | https://www.mdpi.com/2071-1050/7/9/12634/pdf |
