@article{CMH_1993__68_2_140291,
     author = {Patrick Gilmer},
     title = {Classical knot and link concordance.},
     journal = {Commentarii mathematici Helvetici},
     pages = {1--19},
     publisher = {mathdoc},
     volume = {68},
     number = {2},
     year = {1993},
     zbl = {0805.57005},
     url = {http://geodesic.mathdoc.fr/item/CMH_1993__68_2_140291/}
}