@article{IM_1967__3_141878,
     author = {F. WALDHAUSEN},
     title = {Eine {Klasse} von 3-dimensionalen {Mannigfaltigkeiten.} {I.}},
     journal = {Inventiones mathematicae},
     pages = {308--333},
     publisher = {mathdoc},
     volume = {3},
     year = {1967},
     zbl = {0168.44503},
     url = {http://geodesic.mathdoc.fr/item/IM_1967__3_141878/}
}