Henning Hamer Konrad Schindler Esther Koller-Meier Luc J. Van Gool Tracking a hand manipulating an object. 1475-1482 2009 ICCV http://dx.doi.org/10.1109/ICCV.2009.5459282 conf/iccv/2009 db/conf/iccv/iccv2009.html#HamerSKG09