%0 Journal Article %A Sakthivel, Kumarasamy %A Balachandran, Krishnan %A Sowrirajan, Rangarajan %A Kim, Jeong-Hoon %T On exact null controllability of Black-Scholes equation %J Kybernetika %D 2008 %P 685-704 %V 44 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_2008__44_5_a5/ %G en %F KYB_2008__44_5_a5