HOMOLOGY AND DIRECT SUMS OF COUNTABLE ABELIAN GROUPS

[1] CLASSES OF EXTENSIONS AND RESOLUTIONS [J]. PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1961, 254 (1039) : 155 - 221

[2] Fuchs L., 1958, ABELIAN GROUPS

[3] Fuchs L, 1963, TOPICS ABELIAN GROUP, P9

[4] HARRISON DK, 1963, TOPICS ABELIAN GROUP, P195

[5] Irwin J. M., 1963, TOPICS ABELIAN GROUP, P69

[6] Kaplansky I., 1958, ANN MATH, V68(A), P371

[7] Maclane S., 1963, HOMOLOGY

[8] MacLane S., 1960, T AM MATH SOC, V95, P1

[9] MARANDA JM, 1964, T AM MATH SOC, V110, P98

[10] Nunke R. J., 1963, TOPICS ABELIAN GROUP, V3, P121

[1] CLASSES OF EXTENSIONS AND RESOLUTIONS [J]. PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1961, 254 (1039) : 155 - 221

[2] Fuchs L., 1958, ABELIAN GROUPS

[3] Fuchs L, 1963, TOPICS ABELIAN GROUP, P9

[4] HARRISON DK, 1963, TOPICS ABELIAN GROUP, P195

[5] Irwin J. M., 1963, TOPICS ABELIAN GROUP, P69

[6] Kaplansky I., 1958, ANN MATH, V68(A), P371

[7] Maclane S., 1963, HOMOLOGY

[8] MacLane S., 1960, T AM MATH SOC, V95, P1

[9] MARANDA JM, 1964, T AM MATH SOC, V110, P98

[10] Nunke R. J., 1963, TOPICS ABELIAN GROUP, V3, P121