TY - JOUR AU - Yu. M. Vorob'ev AU - S. Yu. Dobrokhotov TI - Completeness of the system of eigenfunctions of a nonelliptic operator on the torus, generated by a Hill operator with a finite-zone potential JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1988 SP - 65 EP - 66 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1988_22_2_a9/ LA - ru ID - FAA_1988_22_2_a9 ER -