TY - JOUR AU - Montesinos Amilibia, José María PY - 1983 DO - 10.1017/S0305004100060941 SN - 0305-0041 UR - https://hdl.handle.net/20.500.14352/64701 T2 - Mathematical Proceedings of the Cambridge Philosophical Society AB - The author shows that every compact connected oriented 3-manifold, after capping off boundary components by cones, is a covering of S3 branched over the 1-complex G which is "a pair of eyeglasses''. The author gives algorithms for passing between a... LA - eng M2 - 109 PB - Cambridge Univ Press KW - branched coverings of the 3-sphere KW - finite presentation of fundamental group KW - compact KW - connected KW - oriented 3-manifold without 2-spheres in the boundary KW - singular 3-manifold KW - Heegaard diagram TI - Representing 3-manifolds by a universal branching set TY - journal article VL - 94 ER -