00520nam a2200181Ia 4500082001900000100001900019245005000038260003400088300001900122490003900141500000500180690000600185700000500191952010100196964001700297921000900314999001500323  a512.7bIs79.GF  aIshida, Makoto  aThe genus fields of algebraic number fieldsb  aBerlinbSpringer-Verlagc1976  av, 116p. Index  aLecture notes in Mathematicsv 555  a  a   a  00104070aISIbISId1998-09-09l0o512.7 Is79.GFpDP12938r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a9484  c9484d9484