TY - JOUR AU - Montesinos Amilibia, José María PY - 1976 DO - 10.1093/qmath/27.1.85 SN - 0033-5606 UR - https://hdl.handle.net/20.500.14352/64716 T2 - Quarterly Journal of Mathematics AB - The following theorem is established: Every closed orientable 3-manifold M may be represented as a 3-fold irregular covering space of S3, with branching over a knot K, in such a way that the inverse image of each point of K consists of one point of... M2 - 85 PB - Oxford University Press TI - Three-manifolds as 3-fold branched covers of S3 TY - journal article VL - 27 ER -