TY - JOUR AU - Vértesi, P. O. H. TI - On a Problem of P. Turán JO - Canadian mathematical bulletin PY - 1975 SP - 283 EP - 288 VL - 18 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-053-2/ DO - 10.4153/CMB-1975-053-2 ID - 10_4153_CMB_1975_053_2 ER -