TY - JOUR AU - È. A. Kuz'min AU - V. P. Golovachev AU - N. V. Belov TI - On vector systems of segments in specific positions (peak rhombus degeneration) JO - Doklady Akademii Nauk PY - 1972 SP - 1340 EP - 1342 VL - 207 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1972_207_6_a18/ LA - ru ID - DAN_1972_207_6_a18 ER -