%0 Journal Article %A Lishang Jiang %T Analysis of pricing American options on the maximum (minimum) of two risk assets %J Interfaces and free boundaries %D 2002 %P 27-46 %V 4 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4171/ifb/51/ %R 10.4171/ifb/51 %F 10_4171_ifb_51