The Homological Dimension of an Abelian Group as a Module over Its Ring of Endomorphisms. H.K. Farahat; A.J. Douglas — 1965 Monatshefte für Mathematik
The Homological Dimension of an Abelian Group as a Module over Its Ring of Endomorphisms. II. H.K. Farahat; A.J. Douglas — 1972 Monatshefte für Mathematik
The Homological Dimension of an Abelian Group as a Module over its Ring of Endomorphisms. III. H.K. Farahat; A.J. Douglas — 1975 Monatshefte für Mathematik