Author:
Eilenberg Samuel,MacLane Saunders
Reference15 articles.
1. Alexandroff, P. and Hopf, H.
Topologie, vol. I, Berlin, 1935.
2. Baer, R.
Erweiterungen von Gruppen und ihren Isomorphismen, Math. Zeit. 3S (1934), pp. 375–416.
3. Cech, E.
Les groupes de Belli d’un complexe infini, Fund. Math. 25 (1935), pp. 33–44.
4. Eilenberg, S.
Cohomology and continuous mappings, Ann. of Math. 41 (1940), pp. 231–251.
5. Eilenberg, S. and Mac Lane, S.
Infinite Cycles and Homologies, Proc. Nat. Acad. Sci. U. S. A. 27 (1941), pp. 535–539.