@article{1200776871, author = {Kawauchi, Akio}, title = {On the Robertello invariants of proper links}, journal = {Osaka J. Math.}, volume = {21}, number = {1}, year = {1984}, pages = { 81-90}, language = {en}, url = {http://dml.mathdoc.fr/item/1200776871} }
Kawauchi, Akio. On the Robertello invariants of proper links. Osaka J. Math., Tome 21 (1984) no. 1, pp. 81-90. http://gdmltest.u-ga.fr/item/1200776871/