%0 Journal Article %A Dostál, Petr %T Optimal trading strategies with transaction costs paid only for the first stock %J Acta Universitatis Carolinae. Mathematica et Physica %D 2006 %P 43-72 %V 47 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUCMP_2006__47_2_a4/ %G en %F AUCMP_2006__47_2_a4