@article{01928918, title = {On the cut number of a 3-manifold.}, journal = {Geometry \& Topology}, volume = {6}, year = {2002}, pages = {409-424}, doi = {10.2140/gt.2002.6.409}, zbl = {1021.57006}, language = {en}, url = {http://dml.mathdoc.fr/item/01928918} }
Harvey, Shelly L. On the cut number of a 3-manifold.. Geometry & Topology, Tome 6 (2002) pp. 409-424. doi : 10.2140/gt.2002.6.409. http://gdmltest.u-ga.fr/item/01928918/