Gen-Huey Chen Ming-Yang Kao Yuh-Dauh Lyuu Hsing-Kuo Wong Optimal Buy-and-Hold Strategies for Financial Markets with Bounded Daily Returns. 119-128 1999 conf/stoc/1999 STOC http://doi.acm.org/10.1145/301250.301284 db/conf/stoc/stoc1999.html#ChenKLW99