TY - BOOK AU - Ihara Y ed. ED - Workshop on Galois Groups over Q and Related Topics( 1987 : Barkeley,USA ) ED - Workshop on Galois Groups over Q and Related Topics TI - Galois groups over Q : proceedings U1 - 512.3 PY - 1989/// CY - N Y PB - Springer Verlag KW - Galois group ER -