TY - JOUR AU - N. J. Kalton TI - The complemented subspace problem revisited JO - Studia Mathematica PY - 2008 SP - 223 EP - 257 VL - 188 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm188-3-2/ DO - 10.4064/sm188-3-2 LA - en ID - 10_4064_sm188_3_2 ER -