Rouche, Nicolas Stability theory by Liapunov's direct method N. Rouche, P. Habets, M. LaLoy - New York: Springer-Verlag, c1977 - xii, 396 p. 25 cm - Applied mathematical sciences (Springer-Verlag New York Inc.) vol. 22 . Bibliografie p. 370Index p. 386 eng ISBN: 0387902589 (New York) LCCN: 77007285 Subjects--Topical Terms: Differential equationsStabilityLyapunov functions Dewey Class. No.: 515