%0 Journal Article %A Vladimir Grujić %A Tanja Stojadinović %T Hopf algebra of building sets. %J The electronic journal of combinatorics %D 2012 %V 19 %N 4 %U http://geodesic.mathdoc.fr/articles/10.37236/2413/ %R 10.37236/2413 %F 10_37236_2413