%0 Journal Article %A È. R. Rozendorn %T Networks of lines that depend on a~parameter, and sufficient conditions for their convergence %J Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara %D 1990 %P 3-36 %V 22 %I mathdoc %U http://geodesic.mathdoc.fr/item/INTG_1990_22_a0/ %G ru %F INTG_1990_22_a0