Semi-direct products of Hopf algebras

On the Structure of Hopf Algebras

John Milnor, John C. Moore · Annals of Mathematics · 1965 · 1.6K citations

Natural Sciences, Mathematics, Algebra +10

Integrals for Hopf Algebras

Moss E. Sweedler · Annals of Mathematics · 1969 · 135 citations

Natural Sciences, Mathematics, Physics +6

A correspondence between Hopf ideals and sub-Hopf algebras

Mitsuhiro Takeuchi · manuscripta mathematica · 1972 · 122 citations

Natural Sciences, Mathematics, Algebra +6

Affine Hopf algebras, I

Robert G Heyneman, Moss E. Sweedler · Journal of Algebra · 1969 · 88 citations

Natural Sciences, Mathematics, Algebra +10

The cohomology structure of certain fibre spaces—I

William S. Massey, Franklin P. Peterson · Topology · 1965 · 67 citations

Natural Sciences, Mathematics, Representation Theory +10