%0 Journal Article %A Shiqi Song %T Martingale representation processes and applications in the market viability under information flow expansion %J ESAIM. Proceedings %D 2017 %P 111-135 %V 56 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1051/proc/201756111/ %R 10.1051/proc/201756111 %G en %F EP_2017_56_a6