%0 Journal Article %A D. A. Panov %T Parabolic Curves and Gradient Mappings %J Informatics and Automation %D 1998 %P 271-288 %V 221 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1998_221_a16/ %G ru %F TRSPY_1998_221_a16