@article{05002616,
title = {A Legendrian Thurston-Bennequin bound from Khovanov homology.},
journal = {Geometry \& Topology},
volume = {5},
year = {2005},
pages = {1637-1653},
doi = {10.2140/agt.2005.5.1637},
zbl = {1091.57009},
language = {en},
url = {http://dml.mathdoc.fr/item/05002616}
}
Ng, Lenhard. A Legendrian Thurston-Bennequin bound from Khovanov homology.. Geometry & Topology, Tome 5 (2005) pp. 1637-1653. doi : 10.2140/agt.2005.5.1637. http://gdmltest.u-ga.fr/item/05002616/