@article{01887469, title = {Seifert forms and concordance.}, journal = {Geometry \& Topology}, volume = {6}, year = {2002}, pages = {403-408}, doi = {10.2140/gt.2002.6.403}, zbl = {1009.57007}, language = {en}, url = {http://dml.mathdoc.fr/item/01887469} }
Livingston, Charles. Seifert forms and concordance.. Geometry & Topology, Tome 6 (2002) pp. 403-408. doi : 10.2140/gt.2002.6.403. http://gdmltest.u-ga.fr/item/01887469/