%0 Journal Article %A L. N. Romakina %T Carpets on simple $4$-contours on the hyperbolic plane of positive curvature %J Diskretnaya Matematika %D 2014 %P 118-132 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2014_26_1_a9/ %G ru %F DM_2014_26_1_a9