TY - JOUR AU - Aharonov, Dov AU - Kirwan, W. E. TI - Covering Theorems for Classes of Univalent Functions JO - Canadian journal of mathematics PY - 1973 SP - 412 EP - 419 VL - 25 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-041-9/ DO - 10.4153/CJM-1973-041-9 ID - 10_4153_CJM_1973_041_9 ER -