COMBINATORIAL HOMOTOPY .2.

[1] SOME RELATIONS BETWEEN HOMOLOGY AND HOMOTOPY GROUPS [J]. ANNALS OF MATHEMATICS, 1948, 49 (02) : 428 - 461

[2] Group extensions and homology [J]. ANNALS OF MATHEMATICS, 1942, 43 : 757 - 831

[3] COHOMOLOGY THEORY IN ABSTRACT GROUPS .2. GROUP EXTENSIONS WITH A NON-ABELIAN KERNEL [J]. ANNALS OF MATHEMATICS, 1947, 48 (02) : 326 - 341

[4] EILENBERG S, UNPUB F ALGEBRAIC TO

[5] HOMOTOPY GROUPS AND TORUS HOMOTOPY GROUPS [J]. ANNALS OF MATHEMATICS, 1948, 49 (02) : 471 - 510

[6] Franz W, 1943, J REINE ANGEW MATH, V185, P65

[7] FREUDENTHAL H, 1937, COMPOS MATH, V5, P299

[8] Mapping of three dimensional spheres on spheric surphaces [J]. MATHEMATISCHE ANNALEN, 1931, 104 : 637 - 665

[9] REIDEMEISTER K, 1938, TOPOLOGIE POLYDER

[10] Whitehead J.H.C., 1949, COMMENT MATH HELV, V22, P48, DOI DOI 10.1007/BF02568048

[1] SOME RELATIONS BETWEEN HOMOLOGY AND HOMOTOPY GROUPS [J]. ANNALS OF MATHEMATICS, 1948, 49 (02) : 428 - 461

[2] Group extensions and homology [J]. ANNALS OF MATHEMATICS, 1942, 43 : 757 - 831

[3] COHOMOLOGY THEORY IN ABSTRACT GROUPS .2. GROUP EXTENSIONS WITH A NON-ABELIAN KERNEL [J]. ANNALS OF MATHEMATICS, 1947, 48 (02) : 326 - 341

[4] EILENBERG S, UNPUB F ALGEBRAIC TO

[5] HOMOTOPY GROUPS AND TORUS HOMOTOPY GROUPS [J]. ANNALS OF MATHEMATICS, 1948, 49 (02) : 471 - 510

[6] Franz W, 1943, J REINE ANGEW MATH, V185, P65

[7] FREUDENTHAL H, 1937, COMPOS MATH, V5, P299

[8] Mapping of three dimensional spheres on spheric surphaces [J]. MATHEMATISCHE ANNALEN, 1931, 104 : 637 - 665

[9] REIDEMEISTER K, 1938, TOPOLOGIE POLYDER

[10] Whitehead J.H.C., 1949, COMMENT MATH HELV, V22, P48, DOI DOI 10.1007/BF02568048