University of Zambia Library Search for 'au:"Lefschetz, Solomon, 1884-1972."'

Differential equations: geometric theory.

By Lefschetz, Solomon, 1884-1972.. New York, Interscience Publishers 1963

By Lefschetz, Solomon, 1884-1972.. New York : Chelsea Pub., 1965 , First published in 1956.

By Lefschetz, Solomon, 1884-1972.. New York : Springer-Verlag, 1975 , Includes indexes.

By LaSalle, Joseph P.. New York, Academic Press, 1961

By Lefschetz, Solomon, 1884-1972.. Princeton, Princeton University Press, 1950 , Vol. 5 edited by L. Cesari, J. LaSalle, and S. Lefschetz.

By Lefschetz, Solomon, 1884-1972.. Princeton : Princeton University Press, 1949

By Lefschetz, Solomon, 1884-1972.. New York, Academic Press, 1965