@article{02206547, title = {Knot and braid invariants from contact homology. I.}, journal = {Geometry \& Topology}, volume = {5}, year = {2005}, pages = {247-297}, doi = {10.2140/gt.2005.9.247}, zbl = {1111.57011}, language = {en}, url = {http://dml.mathdoc.fr/item/02206547} }
Ng, Lenhard. Knot and braid invariants from contact homology. I.. Geometry & Topology, Tome 5 (2005) pp. 247-297. doi : 10.2140/gt.2005.9.247. http://gdmltest.u-ga.fr/item/02206547/