Update curated.md

gabx · gabx · commit 6a92d14a67e9 · 2014-09-14T10:52:41.000+02:00
Hadley Wickam (RStudio) article on tidy data. Published in the Journal of Statistical Software, Vol. 59, Issue 10, Sep 2014
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 ## Analytics
 
 - [OLAP Operation in R](http://architects.dzone.com/articles/olap-operation-r)
+- [Journal of Statical Software: Tidy data](http://www.jstatsoft.org/v59/i10/paper)
 
 
 ### GitHub
