| article html file updated | 29 August 2025 20:55 CEST | Update | https://www.mdpi.com/2072-4292/6/1/841 |
| article html file updated | 15 July 2022 22:49 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 12:04 CEST | Update | https://www.mdpi.com/2072-4292/6/1/841/xml |
| article html file updated | 6 February 2014 08:49 CET | Original file | - |
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| article pdf uploaded. | 16 January 2014 14:35 CET | Updated version of record | https://www.mdpi.com/2072-4292/6/1/841/pdf |
| article pdf uploaded. | 14 January 2014 11:22 CET | Version of Record | https://www.mdpi.com/2072-4292/6/1/841/pdf-vor |
