@article{10_37236_281,
     author = {Suyoung Choi and Jang Soo Kim},
     title = {A combinatorial proof of a formula for {Betti} numbers of a stacked polytope},
     journal = {The electronic journal of combinatorics},
     year = {2010},
     volume = {17},
     doi = {10.37236/281},
     zbl = {1215.05011},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/281/}
}