Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1975__217_162752, author = {C.McA. Gordon and D.W. Sumners}, title = {Knotted {Ball} {Pairs} whose {Product} with an {Interval} is {Unknotted.}}, journal = {Mathematische Annalen}, pages = {47--52}, publisher = {mathdoc}, volume = {217}, year = {1975}, zbl = {0293.57010}, url = {http://geodesic.mathdoc.fr/item/MAN_1975__217_162752/} }
C.McA. Gordon; D.W. Sumners. Knotted Ball Pairs whose Product with an Interval is Unknotted.. Mathematische Annalen, Tome 217 (1975), pp. 47-52. http://geodesic.mathdoc.fr/item/MAN_1975__217_162752/