TY - JOUR AU - Daniels, Peg TI - $\omega^\omega$-directedness and a question of E. Michael JO - Commentationes Mathematicae Universitatis Carolinae PY - 1995 SP - 115 EP - 121 VL - 36 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1995__36_1_a13/ LA - en ID - CMUC_1995__36_1_a13 ER -