TY - JOUR AU - Modak, S. V. TI - Wreath Product of O*-Groups that is not in O* JO - Canadian mathematical bulletin PY - 1971 SP - 453 EP - 454 VL - 14 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1971-082-2/ DO - 10.4153/CMB-1971-082-2 ID - 10_4153_CMB_1971_082_2 ER -