@article{10_37236_9696,
     author = {Emmanuella Sandratra Rambeloson and John Shareshian},
     title = {A counterexample to a conjecture on {Schur} positivity of chromatic symmetric functions of trees},
     journal = {The electronic journal of combinatorics},
     year = {2020},
     volume = {27},
     number = {4},
     doi = {10.37236/9696},
     zbl = {1450.05095},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/9696/}
}