TY - JOUR AU - Hiroshi Haruki TI - A characteristic property of orthogonal pencils of coaxal circles from the standpoint of conformal mapping JO - Annales Polonici Mathematici PY - 1975 SP - 171 EP - 177 VL - 31 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-31-2-171-177/ DO - 10.4064/ap-31-2-171-177 LA - en ID - 10_4064_ap_31_2_171_177 ER -