Gustafson, K. E. (1980). Introduction to partial differencial equations and Hilbert space methods. John Wiley and Sons.
Cita Chicago (17th ed.)Gustafson, Karl E. Introduction to Partial Differencial Equations and Hilbert Space Methods. Nueva York: John Wiley and Sons, 1980.
Cita MLA (9th ed.)Gustafson, Karl E. Introduction to Partial Differencial Equations and Hilbert Space Methods. John Wiley and Sons, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.