| article html file updated | 29 August 2025 21:12 CEST | Update | https://www.mdpi.com/2073-4409/3/3/848 |
| article html file updated | 15 July 2022 23:19 CEST | Update | - |
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| article xml file uploaded | 9 October 2014 11:18 CEST | Original file | https://www.mdpi.com/2073-4409/3/3/848/xml |
| article pdf uploaded. | 19 August 2014 14:06 CEST | Updated version of record | https://www.mdpi.com/2073-4409/3/3/848/pdf |
| article pdf uploaded. | 18 August 2014 14:40 CEST | Version of Record | https://www.mdpi.com/2073-4409/3/3/848/pdf-vor |
