%0 Journal Article %A I. I. Artobolevsky %T Mechanisms for drawing parabolic and hyperbolic curves %J Doklady Akademii Nauk %D 1964 %P 1049-1052 %V 156 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_156_5_a15/ %G ru %F DAN_1964_156_5_a15