TY - JOUR AU - È. R. Rozendorn TI - Networks of lines that depend on a~parameter, and sufficient conditions for their convergence JO - Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara PY - 1990 SP - 3 EP - 36 VL - 22 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTG_1990_22_a0/ LA - ru ID - INTG_1990_22_a0 ER -