Bellman, R. (1953). Stability theory of differential equations. New York: McGraw-Hill Book Company.
Παραπομπή Chicago StyleBellman, Richard. Stability Theory of Differential Equations. New York: McGraw-Hill Book Company, 1953.
Παραπομπή MLABellman, Richard. Stability Theory of Differential Equations. New York: McGraw-Hill Book Company, 1953.
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