TY - JOUR AU - Thomas Jech TI - Properties of the gimel function and a classification of singular cardinals JO - Fundamenta Mathematicae PY - 1973 SP - 57 EP - 64 VL - 81 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-81-1-57-64/ DO - 10.4064/fm-81-1-57-64 LA - en ID - 10_4064_fm_81_1_57_64 ER -