TY - JOUR AU - D. D. Sokolov TI - On the limit cone of saddle surfaces in pseudo-Euclidean space JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1980 SP - 107 EP - 108 VL - 35 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1980_35_6_a16/ LA - en ID - RM_1980_35_6_a16 ER -