deletions | additions       diff --git a/figures/pointers1/caption.tex b/figures/pointers1/caption.tex  index 2cf3a29..20e2927 100644  --- a/figures/pointers1/caption.tex  +++ b/figures/pointers1/caption.tex 
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\label{fig:xkcd}  No, not this kind of pointers. [Source: \href{http://xkcd.com/138/}{XKCD}]