%0 Journal Article %A Eftekhary, Eaman %T A combinatorial approach to surgery formulas in Heegaard Floer homology %J Algebraic and Geometric Topology %D 2009 %P 2225-2246 %V 9 %N 4 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2009.9.2225/ %R 10.2140/agt.2009.9.2225 %F 10_2140_agt_2009_9_2225