TY - JOUR AU - Casini, Emanuele TI - Degree of convexity and product spaces JO - Commentationes Mathematicae Universitatis Carolinae PY - 1990 SP - 637 EP - 641 VL - 31 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1990__31_4_a3/ LA - en ID - CMUC_1990__31_4_a3 ER -