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@article{IM2_1990_35_2_a6, author = {V. G. Turaev}, title = {Operator invariants of tangles, and $R$-matrices}, journal = {Izvestiya. Mathematics }, pages = {411--444}, publisher = {mathdoc}, volume = {35}, number = {2}, year = {1990}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1990_35_2_a6/} }
V. G. Turaev. Operator invariants of tangles, and $R$-matrices. Izvestiya. Mathematics , Tome 35 (1990) no. 2, pp. 411-444. http://geodesic.mathdoc.fr/item/IM2_1990_35_2_a6/