TY - JOUR AU - A. A. Arsen'ev TI - Asymptotic properties of the trace of the spectral function of a self-adjoint elliptic differential operator of second order JO - Doklady Akademii Nauk PY - 1964 SP - 761 EP - 763 VL - 157 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1964_157_4_a0/ LA - ru ID - DAN_1964_157_4_a0 ER -