Template:Baues1977
From Manifold Atlas
H. J. Baues, Obstruction theory on homotopy classification of maps, Springer-Verlag, 1977. MR0467748 (57 #7600) Zbl 0361.55017
H. J. Baues, Obstruction theory on homotopy classification of maps, Springer-Verlag, 1977. MR0467748 (57 #7600) Zbl 0361.55017