(1966). Linear systems of ordinary differential equations, with periodic and quasi-periodic coefficients. Academic Press.
Chicago-Zitierstil (17. Ausg.)Linear Systems of Ordinary Differential Equations, with Periodic and Quasi-periodic Coefficients. New York: Academic Press, 1966.
MLA-Zitierstil (9. Ausg.)Linear Systems of Ordinary Differential Equations, with Periodic and Quasi-periodic Coefficients. Academic Press, 1966.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.