TY - JOUR AU - Ryszard Szwarc TI - Chain sequences and compact perturbations of orthogonal polynomials. JO - Mathematische Zeitschrift PY - 1994 SP - 57 EP - 72 VL - 217 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1994__217_1_174680/ ID - MZ_1994__217_1_174680 ER -