TY - JOUR AU - V. A. Sadovnichii AU - Z. Yu. Fazullin TI - A Formula for the First Regularized Trace of a Perturbed Laplace--Beltrami Operator JO - Differencialʹnye uravneniâ PY - 2001 SP - 402 EP - 409 VL - 37 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2001_37_3_a11/ LA - ru ID - DE_2001_37_3_a11 ER -