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Challenges 2012, 3(1), 49-69; doi:10.3390/challe3010049
Notes on Article Versions
| Note | Date |
|---|---|
| article html file updated | 23 January 2013 20:13 CET |
| article html file updated | 26 January 2013 11:20 CET |
| article html file updated | 29 January 2013 04:45 CET |
| article html file updated | 6 February 2013 08:21 CET |
| article html file updated | 7 February 2013 02:52 CET |
| article html file updated | 7 February 2013 13:00 CET |
Challenges
EISSN 2078-1547
Published by MDPI AG, Basel, Switzerland
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