%0 Journal Article %A Lee, Kyungyong %A Li, Li %A Zelevinsky, Andrei %T Positivity and tameness in rank 2 cluster algebras %J Journal of Algebraic Combinatorics %D 2014 %P 823-840 %V 40 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_2014__40_3_a2/ %G en %F JAC_2014__40_3_a2