TY - JOUR AU - Bollobás, Béla TI - The Maximal Number of Triangles of Maximal Perimeter Length Determined by a Finite Set JO - Canadian mathematical bulletin PY - 1970 SP - 49 EP - 50 VL - 13 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1970-009-9/ DO - 10.4153/CMB-1970-009-9 ID - 10_4153_CMB_1970_009_9 ER -