%0 Journal Article %A R. Štulić %A Z. Jandrić %A Z. Milojević %T Polar cylindres of surfaces of revolution: Contour line determination %J Novi Sad Journal of Mathematics %D 1999 %P 349-356 %V 29 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_1999_29_3a_33/ %F NSJOM_1999_29_3a_33