| article html file updated | 29 August 2025 20:48 CEST | Update | https://www.mdpi.com/1999-4915/5/10/2531 |
| article html file updated | 15 July 2022 22:37 CEST | Update | N/A |
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| article html file updated | 1 November 2013 13:57 CET | Original file | N/A |
| article xml file uploaded | 1 November 2013 13:57 CET | Original file | https://www.mdpi.com/1999-4915/5/10/2531/xml |
| article pdf uploaded. | 23 October 2013 16:20 CEST | Updated version of record | https://www.mdpi.com/1999-4915/5/10/2531/pdf |
| article pdf uploaded. | 16 October 2013 14:17 CEST | Version of Record | https://www.mdpi.com/1999-4915/5/10/2531/pdf-vor |
