Broman, A. E. (1970). Introduction to partial differential equations: From Fourier series to boundary-value problems. Addison-Wesley Pub. Co.
Chicago-viite (17. p.)Broman, Arne Emanuel. Introduction to Partial Differential Equations: From Fourier Series to Boundary-value Problems. Reading, Mass: Addison-Wesley Pub. Co, 1970.
MLA-viite (9. p.)Broman, Arne Emanuel. Introduction to Partial Differential Equations: From Fourier Series to Boundary-value Problems. Addison-Wesley Pub. Co, 1970.
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