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@article{AM2_1987__34_137242, author = {E. Luft}, title = {On contractible open 3-manifolds.}, journal = {Aequationes mathematicae}, pages = {231--239}, publisher = {mathdoc}, volume = {34}, year = {1987}, zbl = {0639.57007}, url = {http://geodesic.mathdoc.fr/item/AM2_1987__34_137242/} }
E. Luft. On contractible open 3-manifolds.. Aequationes mathematicae, Tome 34 (1987), pp. 231-239. http://geodesic.mathdoc.fr/item/AM2_1987__34_137242/