| article html file updated | 29 August 2025 20:24 CEST | Update | https://www.mdpi.com/2227-7102/2/3/121 |
| article html file updated | 15 July 2022 21:53 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 11:41 CEST | Update | https://www.mdpi.com/2227-7102/2/3/121/xml |
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| article html file updated | 14 August 2014 11:21 CEST | Update | - |
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| article html file updated | 7 February 2013 13:10 CET | Update | - |
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| article html file updated | 6 February 2013 08:29 CET | Update | - |
| article html file updated | 29 January 2013 04:57 CET | Update | - |
| article html file updated | 26 January 2013 11:35 CET | Update | - |
| article html file updated | 23 January 2013 20:50 CET | Original file | - |
