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- [27] ALMOST COMPLETELY DECOMPOSABLE TORSION FREE ABELIAN-GROUPS NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1973, 20 (03): : A319 - A319
- [30] SUMMANDS OF FINITE RANK TORSION FREE ABELIAN-GROUPS NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1973, 20 (06): : A562 - A562