International Symposium on Nonlinear Differential Equations and Nonlinear Mechanics Colorado Springs, Colo, LaSalle, J. P., & Lefschetz, S. (1963). International Symposium on Nonlinear Differential Equations and Nonlinear Mechanics. Academic Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Symposium on Nonlinear Differential Equations and Nonlinear Mechanics Colorado Springs, Colo, Joseph P. LaSalle, και Solomon Lefschetz. International Symposium on Nonlinear Differential Equations and Nonlinear Mechanics. New York: Academic Press, 1963.
Παραπομπή σε μορφή MLA (8th εκδ.)International Symposium on Nonlinear Differential Equations and Nonlinear Mechanics Colorado Springs, Colo, et al. International Symposium on Nonlinear Differential Equations and Nonlinear Mechanics. Academic Press, 1963.
