Kouki Kimoto Hiroyuki Tsuji Yasuyuki Murai Shinji Tokumasu A solution of three-dimensional polyomino packing problems. 3725-3730 2007 SMC http://dx.doi.org/10.1109/ICSMC.2007.4413674 conf/smc/2007 db/conf/smc/smc2007.html#KimotoTMT07