@article{02206561,
title = {Khovanov's homology for tangles and cobordisms.},
journal = {Geometry \& Topology},
volume = {5},
year = {2005},
pages = {1443-1499},
doi = {10.2140/gt.2005.9.1443},
zbl = {1084.57011},
language = {en},
url = {http://dml.mathdoc.fr/item/02206561}
}
Bar-Natan, Dror. Khovanov's homology for tangles and cobordisms.. Geometry & Topology, Tome 5 (2005) pp. 1443-1499. doi : 10.2140/gt.2005.9.1443. http://gdmltest.u-ga.fr/item/02206561/