%0 Journal Article %A Edrisi Tabriz, Yousef %A Lakestani, Mehrdad %T Direct solution of nonlinear constrained quadratic optimal control problems using B-spline functions %J Kybernetika %D 2015 %P 81-98 %V 51 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14736/kyb-2015-1-0081/ %R 10.14736/kyb-2015-1-0081 %G en %F 10_14736_kyb_2015_1_0081