TY - JOUR AU - Yu. G. Safarov AU - N. D. Filonov TI - Asymptotic Estimates of the Difference Between the Dirichlet and Neumann Counting Functions JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 2010 SP - 54 EP - 64 VL - 44 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_2010_44_4_a4/ LA - ru ID - FAA_2010_44_4_a4 ER -