@article{JAC_2010__31_1_a3,
     author = {Babson, Eric and Nevo, Eran},
     title = {Lefschetz properties and basic constructions on simplicial spheres},
     journal = {Journal of Algebraic Combinatorics},
     pages = {111--129},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2010__31_1_a3/}
}