Reid, W. T. 1. (1980). Sturmian theory for ordinary differential equations. New York: Springer-Verlag.
Citación estilo ChicagoReid, William Thomas 1907-1977. Sturmian Theory for Ordinary Differential Equations. New York: Springer-Verlag, 1980.
Cita MLAReid, William Thomas 1907-1977. Sturmian Theory for Ordinary Differential Equations. New York: Springer-Verlag, 1980.
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