@article{JAC_2014__40_1_a10,
     author = {Luo, Shisen},
     title = {The hard {Lefschetz} property for {Hamiltonian} {GKM} manifolds},
     journal = {Journal of Algebraic Combinatorics},
     pages = {45--74},
     publisher = {mathdoc},
     volume = {40},
     number = {1},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2014__40_1_a10/}
}