@article{IM_1985__79_143193,
     author = {A. Hatcher and W. Thurston},
     title = {Incompressible surfaces in 2-bridge knot complements.},
     journal = {Inventiones mathematicae},
     pages = {225--246},
     publisher = {mathdoc},
     volume = {79},
     year = {1985},
     zbl = {0602.57002},
     url = {http://geodesic.mathdoc.fr/item/IM_1985__79_143193/}
}