A study of absolute extensor spaces

An extension of Tietze’s theorem

J. Dugundji · Pacific Journal of Mathematics · 1951 · 705 citations · Full text

Tietze ’, Set-theoretic Topology, Real Algebraic Geometry +1

Convex Structures and Continuous Selections

Ernest Michael · Canadian Journal of Mathematics · 1959 · 122 citations · Full text

Engineering, Non-empty Subsets, Convex Structures +8

Partial differential equations of Sobolev-Galpern type

R. E. Showalter · Pacific Journal of Mathematics · 1969 · 96 citations · Full text

Monge-ampere Equation, Elliptic Equation, Geometric Partial Differential Equation +5

Algebras for which every indecomposable right module is invariant in its injective envelope

Spencer E. Dickson, Kent R. Fuller · Pacific Journal of Mathematics · 1969 · 82 citations · Full text

Wreath products of ordered permutation groups

W. Charles Holland, Stephen H. McCleary · Pacific Journal of Mathematics · 1969 · 65 citations · Full text