00622nam a2200193Ia 4500082001800000100002000018245005600038260004900094300001600143490004000159500004700199500000500246690000600251700002700257952010000284964001700384921001000401999001700411  a514bSt814.CO  aSteenrod, N. E.  aCohomology operationsbcLectures by N. E. Steenrod  aNew JerseybPrinceton University Pressc1962  a138p. Index  aAnnals of Mathematics studies v 50  a"Written and revised by D. B. A. Epstein".  a  a   aEpstein, D.B.A. ; rev.  00104070aISIbISId1998-09-16l0o514 St814.COpDP15165r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a11543  c11543d11543