TY - JOUR AU - Matti Lehtinen TI - On maximal and minimal quasisymmetric functions on an interval JO - Annales Fennici Mathematici PY - 1987 SP - 77 EP - 83 VL - 12 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1987.1218/ DO - 10.5186/aasfm.1987.1218 LA - en ID - AFM_1987_12_1_a8 ER -