Yurko, V. Method of spectral mappings in the inverse problem theory / V. Yurko. - Utrecht : VSP, 2002. - iii, 303 p. ; ISBN: 9067643556 Subjects--Topical Terms: Inverse problems (Differential equations)Spectral theory (Mathematics)Mappings (Mathematics) Universal Decimal Class. No.: 517.956.227 / YUR