@article{01215960, title = {Two signed associahedra.}, journal = {The New York Journal of Mathematics [electronic only]}, volume = {3A}, year = {1998}, pages = {83-95}, zbl = {0926.52015}, language = {en}, url = {http://dml.mathdoc.fr/item/01215960} }
Burgiel, H.; Reiner, V. Two signed associahedra.. The New York Journal of Mathematics [electronic only], Tome 3A (1998) pp. 83-95. http://gdmltest.u-ga.fr/item/01215960/