Sánchez, David A. Ordinary differential equations and stability theory: an introduction/ [by] David A. Sánchez. - San Francisco: W.H. Freeman, [1968]. - vi, 164 p.: illus., 21 cm. - Golden Gate editions A Series of books in mathematics. . - Golden Gate editions . Bibliography: p. [161]-162. LCCN: 68014226 Nat. Bib. No.: GB68-22371 Subjects--Topical Terms: Differential equations.Stability. Dewey Class. No.: 515.35 / S211o