@article{1029000588, author = {Whitten, Wilbur}, title = {Some intricate noninvertible links.}, journal = {Michigan Math. J.}, volume = {18}, number = {1}, year = {1971}, pages = { 55-60}, language = {en}, url = {http://dml.mathdoc.fr/item/1029000588} }
Whitten, Wilbur. Some intricate noninvertible links.. Michigan Math. J., Tome 18 (1971) no. 1, pp. 55-60. http://gdmltest.u-ga.fr/item/1029000588/