References for Nikolai M Krylov

    1. Biography in Dictionary of Scientific Biography (New York 1970-1990).
    Books:
    1. N N Bogolyubov, Nikolai Mitrofanovich Krylov (on his Seventieth Birthday), Uspekhi matematicheskikh nauk 5 (1950).
    Articles:
    1. A N Bogolyubov, N M Krylov as a historian of mathematics (Russian), Outlines on the history of mathematics and physics in the Ukraine (Kiev, 1978), 3-14.
    2. N N Bogolyubov, Nikolai Mitrofanovic Krylov (For his seventieth birthday) (Russian), Ukrain. Mat. Zurnal 2 (3) (1950), 3-6.
    3. T F Lucka, An investigation of the rate of convergence of the variational methods in the works of N M Krylov and N N Bogoljubov (Russian), Problems in the history of mathematics and mechanics (Kiev, 1977), 81-97.
    4. T F Lucka, The contribution of N M Krylov and N N Bogoljubov to the development of variational methods in mathematical physics (Russian), Outlines on the history of mathematics and physics in the Ukraine (Kiev, 1978), 15-30.
    5. Ya A Matviishin, Problems in the theory of nonlinear differential equations in the early works of N M Krylov (Russian), Akad. Nauk Ukrain. SSR Inst. Mat. 56 (1985), 3-12.
    6. Obituary: Nikolai Mitrofanovic Krylov (Russian), Ukrain. Mat. Z. 7 (1955), 347-359.