@article{SM_1983_44_3_a6,
     author = {V. G. Turaev},
     title = {Multiplace generalizations of the {Seifert} form of a~classical knot},
     journal = {Sbornik. Mathematics},
     pages = {335--361},
     publisher = {mathdoc},
     volume = {44},
     number = {3},
     year = {1983},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1983_44_3_a6/}
}