TY - JOUR AU - M. A. Soldatova TI - Some Order-of-Magnitude Estimates for Nonorthonormalized Fundamental (in Il'in's Sense) System of Functions of the Laplace Operator JO - Differencialʹnye uravneniâ PY - 2002 SP - 516 EP - 520 VL - 38 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2002_38_4_a10/ LA - ru ID - DE_2002_38_4_a10 ER -