@article{MZ_1976__151_172433,
     author = {Allan L. Edmonds and Ronald Fintushel},
     title = {Singular {Circle} {Fiberings.}},
     journal = {Mathematische Zeitschrift},
     pages = {89--100},
     publisher = {mathdoc},
     volume = {151},
     year = {1976},
     zbl = {0321.55037},
     url = {http://geodesic.mathdoc.fr/item/MZ_1976__151_172433/}
}