TY  - JOUR
AU  - Clark, David
AU  - Morrison, Scott
AU  - Walker, Kevin
TI  - Fixing the functoriality of Khovanov homology
JO  - Geometry & topology
PY  - 2009
SP  - 1499
EP  - 1582
VL  - 13
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.2140/gt.2009.13.1499/
DO  - 10.2140/gt.2009.13.1499
ID  - GT_2009_13_3_a7
ER  -