TY - JOUR AU - Cattani, Eduardo AU - Dickenstein, Alicia TI - Planar configurations of lattice vectors and GKZ-rational toric fourfolds in $\Bbb P^6$ JO - Journal of Algebraic Combinatorics PY - 2004 SP - 47 EP - 65 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JAC_2004__19_1_a2/ LA - en ID - JAC_2004__19_1_a2 ER -