Sanders, J., & Verhulst, F. (1985). Averaging methods in Non linear dynamic al systems. Springer-Verlag.
Chicago Style aipamenaSanders, J.A, and F. Verhulst. Averaging Methods in Non Linear Dynamic Al Systems. New York: Springer-Verlag, 1985.
MLA aipamenaSanders, J.A, and F. Verhulst. Averaging Methods in Non Linear Dynamic Al Systems. Springer-Verlag, 1985.
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