• [1] Beno Eckmann, Der Cohomologie-Ring einer beliebigen Gruppe, Comment. Math. Helv. 18 (1946), 232–282 (German). MR 0017536, https://doi.org/10.1007/BF02568113
• [2] Samuel Eilenberg, On a theorem of P. A. Smith concerning fixed points for periodic transformations, Duke Math. J. 6 (1940), 428–437. MR 0001920
• [3] Samuel Eilenberg, Singular homology theory, Ann. of Math. (2) 45 (1944), 407–447. MR 0010970, https://doi.org/10.2307/1969185
• [4] Samuel Eilenberg, Singular homology in differentiable manifolds, Ann. of Math. (2) 48 (1947), 670–681. MR 0021314, https://doi.org/10.2307/1969134
• [5] Samuel Eilenberg and Saunders MacLane, Relations between homology and homotopy groups, Proc. Nat. Acad. Sci. U. S. A. 29 (1943), 155–158. MR 0007982
• [6] Samuel Eilenberg and Saunders MacLane, Relations between homology and homotopy groups of spaces, Ann. of Math. (2) 46 (1945), 480–509. MR 0013312, https://doi.org/10.2307/1969165
• [7] Samuel Eilenberg and Saunders MacLane, Cohomology theory in abstract groups. I, Ann. of Math. (2) 48 (1947), 51–78. MR 0019092, https://doi.org/10.2307/1969215
• [8] Hans Freudenthal, Der Einfluss der Fundamentalgruppe auf die Bettischen Gruppen, Ann. of Math. (2) 47 (1946), 274–316 (German). MR 0017535, https://doi.org/10.2307/1969247
• [9] Heinz Hopf, Nachtrag zu der Arbeit Fundamentalgruppe und zweite Bettische Gruppe, Comment. Math. Helv. 15 (1943), 27–32 (German). MR 0007646, https://doi.org/10.1007/BF02565629
• [10] Heinz Hopf, Über die Bettischen Gruppen, die zu einer beliebigen Gruppe gehören, Comment. Math. Helv. 17 (1945), 39–79 (German). MR 0012229, https://doi.org/10.1007/BF02566234
• [11] Heinz Hopf, Beiträge zur Homotopietheorie, Comment. Math. Helv. 17 (1945), 307–326 (German). MR 0012544, https://doi.org/10.1007/BF02566250
• [12 ] W. Hurewicz, Beiträge zur Topologie der Deformationen, Proceedings of the section of science, K. Akademie van wetenschappen, Amsterdam vol. 38 (1935) pp. 112-119, 521-528; vol. 39 (1935) pp. 117-125, 215-224.
• [13] J. L. Kelley and Everett Pitcher, Exact homomorphism sequences in homology theory, Ann. of Math. (2) 48 (1947), 682–709. MR 0021315, https://doi.org/10.2307/1969135
• [14] Solomon Lefschetz, Algebraic Topology, American Mathematical Society Colloquium Publications, v. 27, American Mathematical Society, New York, 1942. MR 0007093
• [15] Georges de Rham, Sur les complexes avec automorphismes, Comment. Math. Helv. 12 (1940), 191–211 (French). MR 0002551, https://doi.org/10.1007/BF01620647
• [16] P. A. Smith, Fixed points of periodic transformations, Appendix to [14], pp. 350-373.
• [17] N. E. Steenrod, Homology with local coefficients, Ann. of Math. (2) 44 (1943), 610–627. MR 0009114, https://doi.org/10.2307/1969099

Bibliography

[1]

B. Eckmann, Der Cohomologie-Ring einer beliebigen Gruppe, Comment. Math. Helv. vol. 18 (1945-1946) pp. 232-282. MR 0017536 (8:166i)

[2]

S. Eilenberg, On a theorem of P. A. Smith concerning fixed points for periodic transformations, Duke Math. J. vol. 6 (1940) pp. 428-437. MR 0001920 (1:319a)

[3]

-, Singular homology theory, Ann. of Math. vol. 45 (1944) pp. 407-447. MR 0010970 (6:96f)

[4]

-, Singular homology in differentiable manifolds, Ann. of Math. vol. 48 (1947). MR 0021314 (9:52c)

[5]

S. Eilenberg and S. MacLane, Relations between homology and homotopy groups, Proc. Nat. Acad. Sci. U.S.A. vol. 29 (1943) pp. 155-158. MR 0007982 (4:224g)

[6]

-, Relations between homology and homotopy groups of spaces, Ann. of Math. vol. 46 (1945) pp. 480-509. MR 0013312 (7:137g)

[7]

-, Cohomology theory in abstract groups I, Ann. of Math. vol. 48 (1947) pp. 51-78. MR 0019092 (8:367f)

[8]

H. Freudenthal, Der Einfluss der Fundamentalgruppe auf die Bettischen Gruppen, Ann. of Math. vol. 47 (1946) pp. 274-316. MR 0017535 (8:166h)

[9]

H. Hopf, Fundamentalegruppe und zweite Bettische Gruppe, Comment. Math. Helv. vol. 14 (1942) pp. 257-309. Nachtrag zu der Arbeit . . . , ibid. vol. 15 (1943) pp. 27-32. MR 0007646 (4:173b)

[10]

-, Ueber die Bettischen Gruppen die zu einer beliebigen Gruppe gehören, Comment. Math. Helv. vol. 17 (1945) pp. 39-79. MR 0012229 (6:279e)

[11]

-, Beiträge zur Homotopietheorie, Comment. Math. Helv. vol. 17 (1945) pp. 307-333. MR 0012544 (7:36d)

[12 ]

W. Hurewicz, Beiträge zur Topologie der Deformationen, Proceedings of the section of science, K. Akademie van wetenschappen, Amsterdam vol. 38 (1935) pp. 112-119, 521-528; vol. 39 (1935) pp. 117-125, 215-224.

[13]

J. L. Kelley and E. Pitcher, Exact homomorphism sequences and homology theory, Ann. of Math. vol. 48 (1947). MR 0021315 (9:52d)

[14]

S. Lefschetz, Algebraic topology, Amer. Math. Soc. Colloquium Publications, vol. 27, New York, 1942. MR 0007093 (4:84f)

[15]

G. de Rham, Sur les complexes avec automorphismes, Comment. Math. Helv. vol. 12 (1939) pp. 191-211. MR 0002551 (2:74e)

[16]

P. A. Smith, Fixed points of periodic transformations, Appendix to [14], pp. 350-373.

[17]

N. E. Steenrod, Homology with local coefficients, Ann. of Math. vol. 44 (1943) pp. 610-627. MR 0009114 (5:104f)