| article html file updated | 24 December 2025 13:28 CET | Update | https://www.mdpi.com/2073-4468/1/2/149 |
| article html file updated | 28 September 2025 19:10 CEST | Update | N/A |
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| article xml file uploaded | 24 November 2014 08:51 CET | Original file | https://www.mdpi.com/2073-4468/1/2/149/xml |
| article html file updated | 7 February 2013 13:18 CET | Update | N/A |
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| article html file updated | 26 January 2013 11:44 CET | Update | N/A |
| article html file updated | 23 January 2013 21:11 CET | Original file | N/A |
