%0 Journal Article %A Christos A. Athanasiadis %T Power sum expansion of chromatic quasisymmetric functions %J The electronic journal of combinatorics %D 2015 %V 22 %N 2 %U http://geodesic.mathdoc.fr/articles/10.37236/4761/ %R 10.37236/4761 %F 10_37236_4761