@article{GDZPPN002304449, title = {The Number of Labeled Dissections of a k-Ball.}, journal = {Mathematische Annalen}, volume = {193}, year = {1971}, pages = {87-98}, zbl = {0208.52201}, url = {http://dml.mathdoc.fr/item/GDZPPN002304449} }
BEINEKE, L.W.; PIPPERT, R.E. The Number of Labeled Dissections of a k-Ball.. Mathematische Annalen, Tome 193 (1971) pp. 87-98. http://gdmltest.u-ga.fr/item/GDZPPN002304449/