| article html file updated | 29 August 2025 20:59 CEST | Update | https://www.mdpi.com/2073-4425/5/1/176 |
| article html file updated | 15 July 2022 22:55 CEST | Update | - |
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| article xml file uploaded | 28 April 2014 10:44 CEST | Original file | https://www.mdpi.com/2073-4425/5/1/176/xml |
| article supplementary file uploaded. | 11 March 2014 09:07 CET | - | https://www.mdpi.com/2073-4425/5/1/176#supplementary |
| article pdf uploaded. | 11 March 2014 09:07 CET | Version of Record | https://www.mdpi.com/2073-4425/5/1/176/pdf |
