R. E. · R. E. Showalter · R. S.
Dover Publications · Pearson Education
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Hilbert Space Methods for Partial Differential Equations | 978-0-273-01012-8 (0-273-01012-3) | 1977 |
| Hilbert Space Methods in Partial Differential Equations | 978-0-486-47443-4 (0-486-47443-7) | 2010 |