| article html file updated | 12 August 2026 20:27 CEST | Update | https://www.mdpi.com/2072-6643/5/10/3993 |
| article html file updated | 6 February 2020 04:40 CET | Update | N/A |
| article html file updated | 7 May 2019 23:48 CEST | Update | N/A |
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| article html file updated | 5 November 2013 09:22 CET | Original file | N/A |
| article xml file uploaded | 5 November 2013 09:22 CET | Original file | https://www.mdpi.com/2072-6643/5/10/3993/xml |
| article pdf uploaded. | 10 October 2013 10:27 CEST | Updated version of record | https://www.mdpi.com/2072-6643/5/10/3993/pdf |
| article pdf uploaded. | 8 October 2013 11:28 CEST | Updated version of record | https://www.mdpi.com/2072-6643/5/10/3993/pdf-vor |
| article pdf uploaded. | 30 September 2013 16:20 CEST | Version of Record | https://www.mdpi.com/2072-6643/5/10/3993/pdf-vor |
