@article{01122725, title = {Canonical decompositions of 3-manifolds.}, journal = {Geometry \& Topology}, volume = {1}, year = {1997}, pages = {21-40}, doi = {10.2140/gt.1997.1.21}, zbl = {0886.57009}, language = {en}, url = {http://dml.mathdoc.fr/item/01122725} }
Neumann, Walter D.; Swarup, Gadde A. Canonical decompositions of 3-manifolds.. Geometry & Topology, Tome 1 (1997) pp. 21-40. doi : 10.2140/gt.1997.1.21. http://gdmltest.u-ga.fr/item/01122725/