@article{10_37236_8174,
     author = {Wanwan Jia and Zhengpan Wang and Houyi Yu},
     title = {Rigidity for the {Hopf} algebra of quasisymmetric functions},
     journal = {The electronic journal of combinatorics},
     year = {2019},
     volume = {26},
     number = {3},
     doi = {10.37236/8174},
     zbl = {1416.05287},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/8174/}
}