Lasalle Joseph Stability by Liapunov's direct method with applica Lasalle Joseph; Lefschetz Solomon - New York Academic 1961 - ix,134p cm. - Mathematics in Science and Engineering a Series of Monographs and Text Books Ed by Richard Bellman.4 . Bibliography: P 131-132 Source: General Book Subjects--Topical Terms: Optimization Dewey Class. No.: B7:3, K1