TY - JOUR AU - David R. Dorman TI - Singular Moduli, Modular Polynomials, and the Index of the Closure of Z [j (...)] in Q (j(...)). JO - Mathematische Annalen PY - 1989 SP - 177 EP - 192 VL - 283 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAN_1989__283_1_164502/ LA - en ID - MAN_1989__283_1_164502 ER -