COHOMOLOGY THEORY OF ABELIAN GROUPS AND HOMOTOPY THEORY .2.

[1] COHOMOLOGY THEORY OF ABELIAN GROUPS AND HOMOTOPY THEORY-I [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1950, 36 (08) : 443 - 447

[2] EILENBERG S, 1949, B AM MATH SOC, V55, P22

[3] NEW PROOF FOR A THEOREM OF EILENBERG AND MACLANE [J]. ANNALS OF MATHEMATICS, 1949, 50 (03) : 731 - 735

[1] COHOMOLOGY THEORY OF ABELIAN GROUPS AND HOMOTOPY THEORY-I [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1950, 36 (08) : 443 - 447

[2] EILENBERG S, 1949, B AM MATH SOC, V55, P22

[3] NEW PROOF FOR A THEOREM OF EILENBERG AND MACLANE [J]. ANNALS OF MATHEMATICS, 1949, 50 (03) : 731 - 735