TY - JOUR AU - Gord Sinnamon TI - Spaces defined by the level function and their duals JO - Studia Mathematica PY - 1994 SP - 19 EP - 52 VL - 111 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-111-1-19-52/ DO - 10.4064/sm-111-1-19-52 LA - en ID - 10_4064_sm_111_1_19_52 ER -