%0 Journal Article %A Surla Dušan %A Racković Miloš %T Planing of the trajectory for the tip of non-redundant robotic mechanisms in the presence of obstacles %J Novi Sad Journal of Mathematics %D 1993 %P 331-344 %V 23 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_1993_23_2a_28/ %F NSJOM_1993_23_2a_28