@article{JAC_2009__29_4_a7,
     author = {Sagan, Bruce E.},
     title = {Compositions inside a rectangle and unimodality},
     journal = {Journal of Algebraic Combinatorics},
     pages = {405--411},
     publisher = {mathdoc},
     volume = {29},
     number = {4},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2009__29_4_a7/}
}