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- [2] DIFFEOMORPHISMS OF 3-MANIFOLDS WHICH ARE HOMOTOPY EQUIVALENT TO S1 NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1975, 22 (01): : A228 - A228
- [9] CLASSIFICATION OF COMPACT MANIFOLDS HOMOTOPY EQUIVALENT TO SPHERE NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1969, 16 (06): : 991 - &