TY - JOUR AU - Z. J. Jakubowski TI - On the upper bound of the functional \(|f^{(n)} (z)|\ (n = 2, 3,\dots)\) in some classes of univalent functions JO - Commentationes Mathematicae PY - 1973 SP - 65 EP - 69 VL - 17 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v17i1.5751/ DO - 10.14708/cm.v17i1.5751 LA - pl ID - 10_14708_cm_v17i1_5751 ER -