TY - JOUR AU - Đuro Kurepa TI - A Link Between Ordered Sets And Trees On The Rectangle Tree Hypothesis JO - Publications de l'Institut Mathématique PY - 1982 SP - 121 VL - _N_S_31 IS - 45 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PIM_1982_N_S_31_45_a15/ ID - PIM_1982_N_S_31_45_a15 ER -