Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Avrech, I D https://www.mathnet.ru/eng/person118094 List of publications on Google Scholar Publications in Math-Net.Ru Citations 1978 1. I. D. Avrech, “Estimates of derivatives with respect to the parameter of the resolvent of a second order differential operator”, Differ. Uravn., 14:4 (1978),  719–723       Organisations Voronezh State University