| article html file updated | 28 September 2025 19:12 CEST | Update | https://www.mdpi.com/2077-0375/2/4/764 |
| article html file updated | 5 February 2020 22:48 CET | Update | - |
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| article xml file uploaded | 18 March 2014 09:51 CET | Original file | https://www.mdpi.com/2077-0375/2/4/764/xml |
| article html file updated | 7 February 2013 16:30 CET | Update | - |
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