| article html file updated | 29 August 2025 20:13 CEST | Update | https://www.mdpi.com/1999-4915/2/5/1239 |
| article html file updated | 15 July 2022 21:33 CEST | Update | N/A |
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| article xml file uploaded | 14 August 2014 12:06 CEST | Original file | https://www.mdpi.com/1999-4915/2/5/1239/xml |
| article html file updated | 6 February 2013 17:39 CET | Update | N/A |
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| article html file updated | 18 January 2013 06:36 CET | Original file | N/A |
