Bulletin of the American Mathematical Society · 1968 · 20 citations · 2 references
Natural SciencesArchitectural RepresentationRepresentation TheoryAbstract AlgebraCohomology TheoryFundamental GroupGroup StructureGroup TheoryHomological AlgebraAbelian CategoriesGroup PresentationsPresentation Of Groups
2
Homology and direct sums of countable Abelian groups
R. J. Nunke · Mathematische Zeitschrift · 1967 · 109 citations
Direct sums of countable groups
George Kolettis · Duke Mathematical Journal · 1960 · 38 citations