TY - JOUR AU - Jarno Talponen TI - Directionally Euclidean structures of Banach spaces JO - Studia Mathematica PY - 2011 SP - 191 EP - 203 VL - 202 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm202-2-5/ DO - 10.4064/sm202-2-5 LA - en ID - 10_4064_sm202_2_5 ER -