Παραπομπή APA

Eastham, M. S. P. (1973). The spectral theory of periodic differential equations. Edinburgh: Scottish Academic Press.

Παραπομπή Chicago Style

Eastham, M. S. P. The Spectral Theory of Periodic Differential Equations. Edinburgh: Scottish Academic Press, 1973.

Παραπομπή MLA

Eastham, M. S. P. The Spectral Theory of Periodic Differential Equations. Edinburgh: Scottish Academic Press, 1973.

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