TY - JOUR AU - Emmanuella Sandratra Rambeloson AU - John Shareshian TI - A counterexample to a conjecture on Schur positivity of chromatic symmetric functions of trees JO - The electronic journal of combinatorics PY - 2020 VL - 27 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.37236/9696/ DO - 10.37236/9696 ID - 10_37236_9696 ER -