TY - JOUR AU - III, Frank Gerth TI - On 2-class field towers for quadratic number fields with 2-class group of type (2,2) JO - Glasgow mathematical journal PY - 1998 SP - 63 EP - 69 VL - 40 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500032353/ DO - 10.1017/S0017089500032353 ID - 10_1017_S0017089500032353 ER -