TY - JOUR AU - V. Khatskevich TI - Operator fractional-linear transformations: convexity and compactness of image; applications JO - Studia Mathematica PY - 1995 SP - 189 EP - 195 VL - 116 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-116-2-189-195/ DO - 10.4064/sm-116-2-189-195 LA - en ID - 10_4064_sm_116_2_189_195 ER -