Abhijeet Ghosh Poojan Prabhu Arie E. Kaufman Klaus Mueller Hardware Assisted Multichannel Volume Rendering. 2-7 2003 conf/cgi/2003 Computer Graphics International http://csdl.computer.org/comp/proceedings/cgi/2003/1946/00/19460002abs.htm db/conf/cgi/cgi2003.html#GhoshPKM03