Pliss, V. A., & Herman, H. (1966). Nonlocal problems of the theory of oscillations. New York: Academic Press.
Παραπομπή Chicago StylePliss, V. A., and Harry Herman. Nonlocal Problems of the Theory of Oscillations. New York: Academic Press, 1966.
Παραπομπή MLAPliss, V. A., and Harry Herman. Nonlocal Problems of the Theory of Oscillations. New York: Academic Press, 1966.
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