Gustafson, K. E. (1999). Introduction to partial differential equations and Hilbert space methods (Third edition, revised.). Dover Publications.
Chicago Style aipamenaGustafson, Karl E. Introduction to Partial Differential Equations and Hilbert Space Methods. Third edition, revised. Mineola, N.Y: Dover Publications, 1999.
MLA aipamenaGustafson, Karl E. Introduction to Partial Differential Equations and Hilbert Space Methods. Third edition, revised. Dover Publications, 1999.
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