TY - JOUR AU - Petru Caraman TI - About a conjecture of F. W. Gehring on the boundary correspondence by quasi-conformal mappings JO - Annales Polonici Mathematici PY - 1976 SP - 21 EP - 33 VL - 33 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-33-1-21-33/ DO - 10.4064/ap-33-1-21-33 LA - en ID - 10_4064_ap_33_1_21_33 ER -