00254nam a2200109Ia 4500082001900000100001800019245003400037260003400071300002900105500000500134700000500139  a510.9bB931.GB  aBuhler, W. K.  aGauss; a biographical studyb  aBerlinbSpringer-Verlagc1981  aviii, 208p. Index, Bibl.  a  a