Haw-ren Fang Tsan-sheng Hsu Shun-chin Hsu Construction of Chinese Chess Endgame Databases by Retrograde Analysis. 96-114 2000 conf/cg/2000 Computers and Games http://dx.doi.org/10.1007/3-540-45579-5_7 db/conf/cg/cg2000.html#FangHH00