00317nam a2200121Ia 4500082001700000100001700017245001800034260004800052300002600100490005900126500000500185700000500190  a512bD767.SF  aDraxl, P. K.  aSkew fieldsb  aCambridgebCambridge University Pressc1983  aix, 182p. Index. Bibl  aLondon Mathematical Society lecture note seriesv v.81  a  a