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@article{EXMA_2002__11_2_53248, author = {Willerton, Simon}, title = {On the first two {Vassiliev} invariants.}, journal = {Experimental mathematics}, pages = {289--296}, publisher = {mathdoc}, volume = {11}, number = {2}, year = {2002}, zbl = {1116.57300}, language = {en}, url = {http://geodesic.mathdoc.fr/item/EXMA_2002__11_2_53248/} }
Willerton, Simon. On the first two Vassiliev invariants.. Experimental mathematics, Tome 11 (2002) no. 2, pp. 289-296. http://geodesic.mathdoc.fr/item/EXMA_2002__11_2_53248/