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when toggle format what by license comment
Sep 20, 2012 at 13:03 comment added Loïc Teyssier Wikipedia is the place where I actually stumbled across the result... the problem is that I doubt wikipedia qualifies as an academic source in an article. Anyway, I prefer not. Thanks anyway!
Sep 20, 2012 at 12:56 history answered Carlo Beenakker CC BY-SA 3.0