Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Kirik, P Ya https://www.mathnet.ru/eng/person116805 List of publications on Google Scholar Publications in Math-Net.Ru Citations 1969 1. P. Ya. Kirik, “The orthogonality of the derivatives of the eigenforms of the vibrations of an inhomogeneous rod”, Differ. Uravn., 5:10 (1969),  1899–1900       Organisations Krivoy Rog State Pedagogical Institute