TY - JOUR AU - Yu. E. Anikonov TI - Formulas in inverse problems for differential equations and JO - Doklady Akademii Nauk PY - 1994 SP - 23 EP - 24 VL - 337 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1994_337_1_a5/ LA - ru ID - DAN_1994_337_1_a5 ER -