Compound group extensions. I. Continuations of normal homomorphisms

Compound group extensions. I. Continuations of normal homomorphisms
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Trans. Amer. Math. Soc. 75 (1953), 106-135

DOI: https://doi.org/10.1090/S0002-9947-1953-0059911-7

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References

Compound group extensions

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Compound group extensions

Covering groups of non-connected topological groups

Covering spaces, covering groups, and groupoids

On the classification of fibre bundles

J. H. C. Whitehead, Combinatorial homotopy. II, Bull. Amer. Math. Soc. 55 (1949), 453–496. MR 30760, DOI 10.1090/S0002-9904-1949-09213-3